完整版：美制螺紋尺寸對照表（牙數(shù)、牙高、螺距、小徑、中徑外徑、鉆孔）

1

美制螺紋尺寸表

單位：mm

外螺紋

內(nèi)螺紋

公稱直徑

螺紋規(guī)格

牙數(shù)

牙高

螺距

公差代號

螺紋外徑

螺紋中徑

螺紋小徑

公差代號

螺紋小徑

螺紋中徑

螺紋外徑

鉆孔

Max

Min

Max

Min

Max

Min

Max

Min

Max

Min

直徑

0.073(#1)1.854

1-64UNC

64

0.236

0.397

2A

1.83896

1.74244

1.58242

1.53162

1.36652

2B

1.42494

1.58242

1.59766

1.6637

1.8542

1.397

3A

1.8542

1.75768

1.59766

1.55956

1.38176

3B

1.42494

1.58242

1.59766

1.64592

1.8542

1.397

1-72UNF

72

0.21

0.353

2A

1.83896

1.75006

1.61036

1.5621

1.41986

2B

1.4732

1.6129

1.6256

1.6891

1.8542

1.5113

3A

1.8542

1.7653

1.6256

1.59004

1.4351

3B

1.4732

1.6129

1.6256

1.67386

1.8542

1.5113

0.086(#2)2.184

2-56UNC

56

0.271

0.454

2A

2.16916

2.06502

1.87452

1.82118

1.63068

2B

1.69418

1.87198

1.88976

1.96088

2.1844

1.7018

3A

2.1844

2.08026

1.88976

1.84912

1.64592

3B

1.69418

1.87198

1.88976

1.9431

2.1844

1.7018

2-64UNF

64

0.236

0.397

2A

2.16916

2.07264

1.91262

1.86182

1.69672

2B

1.75514

1.91262

1.92786

1.99644

2.1844

1.778

3A

2.1844

2.08788

1.92786

1.88976

1.71196

3B

1.75514

1.91262

1.92786

1.97866

2.1844

1.778

0.099(3#))2.515

3-48UNC

48

0.315

0.529

2A

2.49682

2.38252

2.15392

2.0955

1.86436

2B

1.94056

2.1463

2.1717

2.2479

2.5146

1.9939

3A

2.5146

2.4003

2.1717

2.12852

1.88214

3B

1.94056

2.1463

2.1717

2.22758

2.5146

1.9939

3-56UNF

56

0.271

0.454

2A

2.49682

2.39268

2.20218

2.1463

1.95834

2B

2.02438

2.1971

2.21996

2.29108

2.5146

2.0574

3A

2.5146

2.41046

2.21996

2.17932

1.97612

3B

2.02438

2.1971

2.21996

2.2733

2.5146

2.0574

0.112(#4)2.845

4-40UNC

40

0.378

0.635

2A

2.82448

2.69494

2.413

2.3495

2.06756

2B

2.15646

2.38506

2.43332

2.51714

2.8448

2.1844

3A

2.8448

2.71526

2.43332

2.38506

2.08788

3B

2.15646

2.38506

2.43332

2.49428

2.8448

2.1844

4-48UNF

48

0.315

0.529

2A

2.82702

2.71272

2.48412

2.42316

2.19456

2B

2.27076

2.45872

2.5019

2.58064

2.8448

2.2606

3A

2.8448

2.7305

2.5019

2.45618

2.21234

3B

2.27076

2.45872

2.5019

2.56032

2.8448

2.2606

0.125(#5)3.175

5-40UNC

40

0.378

0.635

2A

3.15468

3.02514

2.7432

2.67716

2.39776

2B

2.48666

2.69748

2.76352

2.84734

3.175

2.5273

3A

3.175

3.04546

2.76352

2.71526

2.41808

3B

2.48666

2.69748

2.76352

2.82702

3.175

2.5273

5-44UNF

44

0.344

0.577

2A

3.15722

3.0353

2.7813

2.7178

2.46888

2B

2.55016

2.74066

2.79908

2.88036

3.175

2.5781

3A

3.175

3.05308

2.79908

2.75082

2.48666

3B

2.55016

2.74066

2.54508

2.86004

3.175

2.5781

0.138(#6)3.505

6-32UNC

32

0.472

0.794

2A

3.48488

3.33248

2.96926

2.89814

2.54

2B

2.6416

2.8956

2.98958

3.08356

3.5052

2.7051

3A

3.5052

3.3528

2.98958

2.93624

2.56032

3B

2.6416

2.8956

2.98958

3.05816

3.5052

2.7051

6-40UNF

40

0.378

0.635

2A

3.48488

3.35534

3.0734

3.00736

2.72796

2B

2.8194

3.0226

3.09372

3.18008

3.5052

2.8702

3A

3.5052

3.37566

3.09372

3.04292

2.74828

3B

2.8194

3.01244

3.09372

3.15722

3.5052

2.8702

2

0.164(#8)4.166

8-32UNC

32

0.472

0.784

2A

4.14274

3.99034

3.62712

3.55346

3.19786

2B

3.302

3.5306

3.64998

3.7465

4.1656

3.4544

3A

4.1656

4.0132

3.64998

3.5941

3.22072

3B

3.302

3.52806

3.64998

3.7211

4.1656

3.4544

8-36UNF

36

0.421

0.706

2A

4.14528

4.00558

3.68808

3.61696

3.30454

2B

3.4036

3.6068

3.7084

3.79984

4.1656

3.4544

3A

4.1656

4.0259

3.7084

3.65506

3.32486

3B

3.4036

3.59664

3.7084

3.77698

4.1656

3.4544

0.19(#10)4.826

10-24UNC

24

0.63

1.058

2A

4.8006

4.61772

4.11226

4.02844

3.54076

2B

3.683

3.9624

4.13766

4.24688

4.826

3.7338

3A

4.826

4.64312

4.13766

4.07416

3.56616

3B

3.683

3.9497

4.13766

4.21894

4.826

3.7338

10-28UNS

28

0.54

0.907

2A

4.8006

4.6355

4.21132

4.1275

3.71856

2B

3.8354

4.064

4.23672

4.34594

4.826

3.8608

10-32UNF

32

0.472

0.784

2A

4.80314

4.65074

4.28752

4.21132

3.85826

2B

3.9624

4.1656

4.31038

4.40944

4.826

3.9878

3A

4.826

4.6736

4.31038

4.25196

3.88112

3B

3.9624

4.16814

4.31038

4.38404

4.826

3.9878

10-36UNS

36

0.421

0.706

2A

4.80314

4.66344

4.34594

4.26974

3.9624

2B

4.064

4.2164

4.3688

4.46786

4.826

4.0386

10-40UNS

40

0.378

0.635

2A

4.80314

4.6736

4.39166

4.318

4.04368

2B

4.1402

4.2926

4.41452

4.5085

4.826

4.0894

10-48UNS

48

0.315

0.529

2A

4.80568

4.69138

4.46278

4.39674

4.17576

2B

4.2418

4.3688

4.4831

4.56946

4.826

4.2164

10-56UNS

56

0.271

0.454

2A

4.80822

4.70408

4.51358

4.45008

4.26974

2B

4.3434

4.445

4.53136

4.61264

4.826

4.3053

0.216(#12)0.486

12-24UNC

24

0.63

1.058

2A

5.461

5.27812

4.77266

4.6863

4.20116

2B

4.3434

4.5974

4.79806

4.90982

5.4864

4.4958

3A

5.4864

5.30352

4.79806

4.73202

4.22656

3B

4.3434

4.58978

4.79806

4.88188

5.4864

4.4958

12-28UNF

28

0.54

0.907

2A

5.461

5.2959

4.87172

4.79044

4.37896

2B

4.4958

4.7244

4.89712

5.0038

5.4864

4.572

3A

5.4864

5.3213

4.89712

4.83616

4.40436

3B

4.4958

4.71678

4.89712

4.97586

5.4864

4.572

12-32UNEF

32

0.472

0.784

2A

5.46354

5.31114

4.94792

4.86918

4.51866

2B

4.6228

4.826

4.97078

5.07492

5.4864

4.572

3A

5.4864

5.334

4.97078

4.90982

4.54152

3B

4.6228

4.8133

4.97078

5.04952

5.4864

4.572

12-36UNS

36

0.421

0.706

2A

5.46354

5.32384

5.00634

4.93014

4.87934

2B

4.7244

4.8768

5.0292

5.12826

5.4864

4.8006

12-40UNS

40

0.378

0.635

2A

5.46354

5.334

5.05206

4.9784

4.6609

2B

4.8006

4.953

5.07492

5.1689

5.4864

4.8514

12-48UNS

48

0.315

0.529

2A

5.46608

5.35178

5.12318

5.05714

4.83616

2B

4.9022

5.0292

5.1435

5.22986

5.4864

4.9784

12-56UNS

56

0.271

0.454

2A

5.46862

5.36448

5.17398

5.11048

4.93014

2B

5.0038

5.1054

5.19176

5.27304

5.4864

4.9784

0.25”6.35

1/4-20UNC

20

0.756

1.27

1A

6.32206

6.01218

5.49656

5.35432

4.81076

1B

4.9784

5.2578

5.5245

5.70992

6.35

5.1054

2A

6.32206

6.11632

5.49656

5.40258

4.81076

2B

4.9784

5.2578

5.5245

5.64896

6.35

5.1054

3A

6.35

6.14426

5.5245

5.45338

4.8387

3B

4.9784

5.25018

5.5245

5.61594

6.35

5.1054

1/4-24UNS

24

0.63

1.058

2A

6.32206

6.13918

5.63372

5.53974

5.06222

2B

5.207

5.461

5.66166

5.78358

6.35

5.3086

1/4-27UNS

27

0.56

0.941

2A

6.3246

6.15442

5.71246

5.62356

5.20446

2B

5.334

5.5626

5.73786

5.85216

6.35

5.4102

1/4-28UNF

28

0.54

0.907

1A

6.3246

6.07568

5.73532

5.60832

5.24256

1B

5.3594

5.588

5.76072

5.92582

6.35

5.4102

2A

6.3246

6.1595

5.73532

5.6515

5.24256

2B

5.3594

5.588

6.82752

5.86994

6.35

5.4102

3

3A

6.35

6.1849

5.76072

5.69722

5.26796

3B

5.3594

5.5626

6.82752

5.842

6.35

5.4102

1/4-32UNEF

32

0.472

0.784

2A

6.3246

6.1722

5.80898

5.7277

5.37972

2B

5.4864

5.6896

5.83438

5.94106

6.35

5.55498

3A

6.35

5.6896

5.83438

5.77342

5.40512

3B

5.4864

5.66166

5.83438

5.91312

6.35

5.55498

1/4-36UNS

36

0.421

0.706

2A

6.32714

6.18744

5.86994

5.7912

5.48894

2B

5.588

5.7404

5.8928

5.9944

6.35

5.6134

1/4-40UNS

40

0.378

0.635

2A

6.32714

6.1976

5.91566

5.842

5.57022

2B

5.6642

5.8166

5.93852

6.03504

6.35

5.7912

1/4-48UNS

48

0.315

0.529

2A

6.32968

6.21538

5.98678

5.9182

5.69722

2B

5.7658

5.8928

6.0071

6.09854

6.35

5.7912

1/4-56UNS

56

0.271

0.545

2A

6.32968

6.22554

6.03504

5.969

5.7912

2B

5.8674

5.969

6.05536

6.13918

6.35

5.9436

0.3125"7.9375

5/16-18UNC

18

0.841

1.411

1A

7.90702

7.57428

6.99008

6.83514

6.22808

1B

6.4008

6.731

7.02056

7.22122

7.9375

6.5278

2A

7.90702

7.68604

6.99008

6.88848

6.22808

2B

6.4008

6.731

7.02056

7.15518

7.9375

6.5278

3A

7.9375

7.71652

7.02056

6.94436

6.25856

3B

6.4008

6.6802

7.02056

7.11962

7.9375

6.5278

5/16-20UN

20

0.756

1.27

2A

7.90702

7.70128

7.08152

6.97992

6.39572

2B

6.5532

6.858

7.112

7.24408

7.9375

6.74624

3A

7.9375

7.73176

7.112

7.0358

6.4262

3B

6.5532

6.8072

7.112

7.21106

7.9375

6.74624

5/16-24

24

0.63

1.058

lA

79095.6

7.63524

7.22122

7.08152

6.64972

1B

6.7818

7.0358

7.24916

7.4295

7.9375

6.9088

2A

7.90956

7.72668

7.22122

7.12724

6.64972

2B

6.7818

7.0358

7.24916

7.37108

7.9375

6.9088

3A

7.9375

7.75462

7.24916

7.18058

6.67766

3B

6.7818

6.99516

7.24916

7.3406

7.9375

6.9088

5/8-27UNS

27

0.56

0.941

2A

7.9121

7.74192

7.29996

7.21106

6.79196

2B

6.9088

7.1374

7.24916

7.43966

7.9375

7.0358

5/8-28UN

28

0.54

0.907

2A

7.9121

7.747

7.32282

7.23646

6.83006

2B

6.9596

7.1628

7.34822

7.45998

7.9375

7.0358

3A

7.9375

7.7724

7.34822

7.28218

6.85546

3B

6.9596

7.12978

7.34822

7.43204

7.9375

7.0358

5/8-32UNEF

32

0.472

0.784

2A

7.9121

7.7597

7.3152

7.3152

6.96722

2B

7.0866

7.2644

7.42188

7.52856

7.9375

7.14248

3A

7.9375

7.7851

7.36092

7.36092

6.99262

3B

7.0866

7.23138

7.42188

7.50062

7.9375

7.14248

5/8-36UNS

36

0.421

0.706

2A

7.91464

7.77494

7.45744

5.3213

7.0739

2B

7.1628

7.3406

7.4803

7.5819

7.9375

7.14248

5/8-40UNS

40

0.378

0.635

2A

7.91464

7.7851

7.50316

7.4295

7.15772

2B

7.239

7.3914

7.52602

7.62254

7.9375

7.366

5/8-48UNS

40.31

0.315

0.529

2A

7.91718

7.80288

7.57428

7.5057

7.28726

2B

7.366

7.493

7.5946

7.68604

7.9375

7.366

0.325"8.255

3/8-16UNC

18

0.841

1.411

1A

9.49198

9.1313

8.46074

8.29564

7.59968

1B

7.7978

8.1534

8.49376

8.70966

9.525

7.9375

2A

9.49198

9.25322

8.46074

8.34898

7.59968

2B

7.7978

8.1534

8.49376

8.63854

9.525

7.9375

3A

9.525

9.28624

8.49376

8.40994

7.6327

3B

7.7978

8.08228

8.49376

8.60298

9.525

7.9375

3/8-18UNS

18

0.841

1.411

2A

9.49198

9.271

8.57504

8.46582

7.81304

2B

8.001

8.3312

8.60806

8.7503

9.525

8.0264

3/8-20UN

20

0.756

1.27

2A

9.49452

9.28878

8.66902

8.56488

7.98322

2B

8.1534

8.4328

8.6995

8.83666

9.525

8.33374

3A

9.525

9.31926

8.6995

8.62076

8.0137

3B

8.1534

8.37438

8.6995

8.6995

9.525

8.33374

3/8-24UNF

24

0.63

1.058

1A

9.49706

9.22274

8.80872

8.66394

8.23722

1B

8.382

8.636

8.83666

8.83666

9.525

8.4328

4

2A

9.49706

9.31418

8.80872

8.7122

8.23722

2B

8.382

8.636

8.83666

8.96112

9.525

8.4328

3A

9.525

9.34212

8.83666

8.763

8.26516

3B

8.382

9.4488

8.83666

8.51306

9.525

8.4328

3/8-27UNS

27

0.56

0.941

2A

9.49706

9.32688

8.88492

8.79348

8.37692

2B

8.509

8.7376

8.91286

9.03224

9.525

8.6106

3/8-28UN

28

0.54

0.907

2A

9.49706

9.33196

8.90778

8.81634

8.41502

2B

8.5344

8.763

8.93572

9.05256

9.525

8.6106

3A

9.525

9.3599

8.93572

8.86714

8.44296

3B

8.5344

8.70204

8.93572

9.02462

9.525

8.6106

3/8-32UNEF

32

0.472

0.784

2A

8.56996

9.3472

8.98398

8.89762

8.55472

2B

8.6614

8.8646

9.00938

9.12114

9.525

8.8392

3A

9.525

9.3726

9.00938

8.94588

8.58012

3B

8.6614

8.81126

9.00938

9.0932

9.525

8.8392

3/8-36UNS

36

0.421

0.706

2A

9.4996

9.3599

9.0424

8.96112

8.65886

2B

8.763

8.9408

9.0678

9.17448

9.525

8.8392

3/8-40UNC

40

0.378

0.635

2A

9.50214

9.3726

9.09066

9.01192

8.74522

2B

8.8392

8.9916

9.11352

9.21512

9.525

8.8392

0.39"9.906

0.390-27UNS

27

0.56

0.941

2A

9.87806

9.70788

9.26592

9.17448

8.75792

2B

8.89

9.1186

9.29386

9.41324

9.906

8.8392

0.4375”11.11

7/16-14UNC

14

1.081

1.814

1A

11.0769

10.6832

9.89838

9.71804

8.91794

1B

9.144

9.5504

9.93394

10.1676

11.1125

9.3472

2A

11.0769

10.8153

9.89838

9.779

8.91794

2B

9.144

9.5504

9.93394

10.0889

11.1125

9.3472

3A

11.1125

10.8509

9.93394

9.84504

8.9535

3B

9.144

9.44118

9.93394

10.0508

11.1125

9.3472

7/16-16UNS

16

0.86

1.588

2A

11.0769

10.8382

10.0457

9.92886

9.18464

2B

9.398

9.7536

10.0813

10.2311

11.1125

9.5758

3A

11.0668

10.8737

10.0813

9.9949

9.2202

3B

9.398

9.652

10.0813

10.1956

11.1125

9.5758

7/16-18UNS

18

0.841

1.411

2A

11.0795

10.8585

10.1625

10.0533

9.40054

2B

9.5758

9.906

10.1956

10.3378

11.1125

9.8044

7/16-20UNF

20

0.756

1.27

1A

11.0795

10.7696

10.9398

10.0965

9.56818

1B

9.7282

10.033

10.287

10.4927

11.0668

9.92124

2A

11.0795

10.8737

10.9398

10.1473

9.56818

2B

9.7282

10.033

10.287

10.4242

11.0668

9.92124

3A

11.1125

10.9068

10.3124

10.2083

9.6012

3B

9.7282

9.94664

10.287

10.3911

11.0668

9.92124

7/16-24UNS

24

0.63

1.058

2A

11.0846

10.9017

10.3962

10.2997

9.82472

2B

9.9568

10.2108

10.4242

10.5486

11.0668

10.0838

7/16-27UNS

27

0.56

0.941

2A

11.0846

10.9144

10.4724

10.381

9.96442

2B

10.0838

10.3124

10.5004

10.6197

11.1125

10.2616

7/16-28UNEF

28

0.54

0.907

2A

11.0846

10.9195

10.4953

10.4038

10.0025

2B

10.1346

10.3378

10.5232

10.6401

11.1125

10.2616

3A

11.1125

10.9474

8.67232

10.4546

10.0305

3B

10.1346

11.4579

10.5232

10.6121

11.1125

10.2616

7/16-32UN

32

0.472

0.784

2A

11.0871

10.9347

10.5715

10.4851

10.1422

2B

10.2616

10.4394

10.5969

10.7086

11.1125

10.2616

3A

11.1125

10.9601

10.5969

10.5334

10.1676

3B

10.2616

10.3988

10.5969

10.6807

11.1125

10.2616

0.5"12.7

1/2-13UNC

13

1.163

1.954

1A

12.6619

12.2479

11.3919

11.2039

10.2591

1B

10.5918

11.0236

11.43

11.6764

12.7

10.7163

2A

12.6619

12.385

11.3919

11.2649

10.3353

2B

10.5918

11.0236

11.43

11.5951

12.7

10.7163

3A

12.7

12.4231

11.43

11.336

10.3734

3B

10.5918

10.8814

11.43

11.5519

12.7

10.7163

1/2-12UNS

12

1.26

2.117

2A

12.6594

12.3698

11.2852

11.1481

10.1397

2B

10.414

10.8712

11.3259

11.5037

12.7

10.7163

3A

12.7

12.4104

11.3259

11.2243

10.1803

3B

10.414

10.7264

11.3259

11.4579

12.7

10.7163

5

1/2-14UNS

14

1.081

1.814

2A

12.6619

12.4003

11.4833

11.3563

10.5029

2B

10.7442

11.1252

1.5214

11.6865

12.7

10.7163

1/2-16UNS

16

0.86

1.588

2A

12.6644

12.4257

11.6332

11.5138

10.7721

2B

10.9728

11.3284

11.6688

11.8237

12.7

11.1125

3A

13.208

12.4612

11.6688

11.5799

10.8077

3B

10.9728

11.2243

11.6688

11.7856

12.7

11.1125

1/2-18UNS

18

0.841

1.411

2A

12.667

12.446

11.75

11.6383

10.988

2B

11.176

11.5062

11.7831

11.9304

12.7

11.1125

1/2-20UNF

20

0.756

1.27

1A

12.667

12.3571

11.8415

11.6789

12.5273

1B

11.3284

11.6078

11.8745

12.0879

12.7

11.5087

2A

12.667

12.4612

11.8415

11.7323

12.5273

2B

11.3284

11.6078

11.8745

12.0167

12.7

11.5087

3A

12.7

12.4943

11.8745

11.7932

11.1912

3B

11.3284

11.524

11.8745

11.9812

12.7

11.5087

1/2-24UNS

24

0.63

1.058

2A

12.6695

12.4866

11.9812

11.8821

11.4097

2B

11.557

11.811

12.0117

12.1412

12.7

11.5087

1/2-27UNS

27

0.56

0.941

2A

12.6721

12.5019

12.0599

11.9659

11.5519

2B

11.684

11.9126

12.0879

12.2098

12.7

11.905

1/2-28UNEF

28

0.54

0.907

2A

12.6721

12.507

12.0828

11.9888

11.59

2B

11.7094

11.938

11.938

12.2326

12.7

11.905

3A

12.7

12.5349

12.1107

12.0396

11.618

3B

11.7094

11.877

12.1107

12.2022

12.7

11.905

1/2-32UN

32

0.472

0.784

2A

12.6746

12.5222

12.159

12.0701

11.7297

2B

11.8364

12.0396

12.1844

12.2987

12.7

11.905

3A

12.7

12.5476

12.1844

12.1183

11.7551

3B

11.8364

11.9863

12.1844

12.2707

12.7

11.905

0.5625"14.288

9/16-12UNC

12

1.26

2.117

1A

14.2469

13.81

12.8727

12.6746

11.7272

1B

11.9888

12.446

12.9134

13.1724

14.2875

12.3038

2A

14.2469

13.9573

12.8727

12.7406

11.7272

2B

11.9888

12.446

12.9134

14.0086

14.2875

12.3038

3A

14.2875

13.9979

12.9134

12.8143

11.7678

3B

11.9888

12.3012

12.9134

13.0454

14.2875

12.3038

9/16-14UNS

14

1.081

1.814

2A

14.2494

13.9878

13.0708

12.9438

12.0904

2B

12.319

12.7254

13.1089

13.274

14.2875

12.3038

9/16-16UN

16

0.86

1.588

2A

14.2519

14.0132

13.2207

13.1013

12.3596

2B

12.573

12.9286

13.2563

13.4112

14.2875

12.7

3A

14.2875

14.0487

13.2563

13.1674

12.3952

3B

12.573

12.8016

13.2563

13.3731

14.2875

12.7

9/16-18UNF

18

0.841

1.411

1A

14.2519

13.9192

13.335

13.1623

12.573

1B

12.7508

13.081

13.3706

13.5966

14.2875

13.0962

2A

14.2598

14.031

13.335

13.2207

12.573

2B

12.7508

13.081

13.3706

13.5204

14.2875

13.0962

3A

14.2875

14.0665

13.3706

13.2842

12.6086

3B

12.7508

12.9692

13.3706

13.4823

14.2875

13.0962

9/16-20UN

20

0.756

1.27

2A

14.2545

14.0487

13.429

13.3223

12.7432

2B

12.9032

13.208

13.462

13.6017

14.2875

13.0962

3A

14.2875

14.0818

13.462

13.3807

12.7762

3B

12.9032

13.1115

13.462

13.5661

14.2875

13.0962

9/16-24UNEF

24

0.63

1.058

2A

14.257

14.0741

13.5687

13.4696

12.9972

2B

13.1318

13.3858

13.5992

13.7287

14.2875

13.0962

3A

14.2875

14.1046

13.5992

13.5255

13.0277

3B

13.1318

13.3198

13.5992

13.6957

14.2875

13.0962

9/16-27UNS

27

0.56

0.941

2A

14.2596

14.0894

13.6474

13.5534

13.1394

2B

13.2588

13.4874

13.6754

13.7973

14.2875

13.4925

9/16-28UN

28

0.54

0.907

2A

14.2596

14.0945

13.6703

13.5763

13.1775

2B

13.3096

13.5128

13.6982

13.8201

14.2875

13.4925

3A

14.2875

14.1224

13.6982

13.6271

13.2055

3B

13.3096

13.4645

13.6982

13.7897

14.2875

13.4925

9/16-32UN

32

0.472

0.784

2A

14.2621

14.1097

13.7465

13.6576

13.3172

2B

13.4366

13.6144

13.7719

13.8862

14.2875

13.4925

6

3A

14.2875

14.1351

13.7719

13.7058

13.3426

3B

13.4366

13.5738

13.7719

13.8582

14.2875

13.4925

0.625"15.875

5/8-11UNC

11

1.375

2.309

1A

15.8344

15.3721

14.3358

14.1249

13.0861

1B

13.3858

13.8684

14.3764

14.6482

15.875

13.4925

2A

15.8344

15.527

14.3358

14.1961

13.0861

2B

13.3858

13.8684

14.3764

14.5593

15.875

13.4925

3A

15.875

15.5677

14.3764

14.2723

13.1267

3B

13.3858

13.6931

14.3764

14.5136

15.875

13.4925

5/8-12UN

12

1.26

2.117

2A

15.8344

15.5448

14.4602

14.3231

13.3147

2B

13.589

14.0462

14.5009

14.6812

15.875

13.8913

3A

15.875

15.5854

14.5009

14.3967

13.3553

3B

13.589

13.876

14.5009

14.6355

15.875

13.8913

5/8-14UNS

14

1.081

1.814

2A

15.8369

15.5753

14.6583

14.5288

13.6779

2B

13.9192

14.3256

14.6964

14.8646

15.875

13.8913

5/8-16UN

16

0.86

1.588

2A

15.8394

15.6007

14.8082

14.6863

13.9471

2B

14.1478

14.5034

14.8438

15.0012

15.875

14.2875

3A

15.875

15.6362

14.8438

14.7523

13.9827

3B

14.1478

14.3815

14.8438

14.9606

15.875

14.2875

5/8-18UNF

18

0.841

1.411

1A

15.8394

15.5067

14.9225

14.7447

14.1605

1B

14.351

14.6812

14.9581

15.1892

15.875

14.6837

2A

15.8394

15.6185

14.9225

14.8031

14.1605

2B

14.351

14.6812

14.9581

15.1105

15.875

14.6837

3A

15.875

15.6032

14.9581

14.8692

14.1961

3B

14.351

14.5542

14.9581

15.0724

15.875

14.6837

5/8-16UN

20

0.756

1.27

2A

15.842

15.6362

15.0165

14.9073

14.3307

2B

14.5034

14.7828

15.0495

15.1917

15.875

14.6837

3A

15.875

15.6693

15.0495

14.9682

14.3637

3B

14.5034

14.699

15.0495

15.1562

15.875

14.6837

5/8-24UNEF

24

0.63

1.058

2A

15.8445

15.6616

15.1562

15.0546

14.5847

2B

14.732

14.986

15.1867

15.3187

15.875

14.6837

3A

15.875

15.6921

15.1867

15.1105

14.6152

3B

14.732

14.9073

15.1867

15.2857

15.875

14.6837

5/8-27UNS

27

0.56

0.941

2A

15.8471

15.6769

15.2349

15.1384

14.7269

2B

14.859

15.0876

15.2629

15.3899

15.875

15.08

5/8-28UN

28

0.54

0.907

2A

15.8471

15.682

15.2578

15.1613

14.765

2B

14.8844

15.113

15.2857

15.4102

15.875

15.08

3A

15.875

15.7099

15.2857

15.2146

14.793

3B

14.8844

15.052

15.2857

15.3797

15.875

15.08

5/8-32UN

32

0.472

0.784

2A

15.8471

15.6947

15.3314

15.24

14.9022

2B

15.0114

15.2146

15.3594

15.4762

15.875

15.08

3A

15.875

15.7226

15.3594

15.2908

14.9301

3B

15.0114

15.1613

15.3594

15.4483

15.875

15.08

0.6875”17.463

11/16-12UN

12

1.26

2.117

2A

17.4219

17.1323

16.0477

15.9106

14.9022

2B

15.1638

15.621

16.0884

16.2687

17.4625

15.4762

3A

17.4625

17.1729

16.0884

15.9842

14.9428

3B

15.1638

15.4559

16.0884

16.223

17.4625

15.4762

11/16-16UN

16

0.86

1.588

2A

17.4269

17.1882

16.3957

16.2738

15.5346

2B

15.748

16.1036

16.4313

16.5887

17.4625

15.875

3A

17.4625

17.2237

16.4313

16.3398

15.5702

3B

15.748

15.9614

16.4313

16.5481

17.4625

1.5875

11/16-20UN

20

0.756

1.27

2A

17.4295

17.2237

16.604

16.4948

15.9182

2B

16.0782

16.383

16.637

16.7792

17.4625

16.2712

3A

17.4625

17.2568

16.637

16.5557

15.9512

3B

16.0782

16.2865

16.637

16.7437

17.4625

16.2712

11/16-24UNEF

24

0.63

1.058

2A

17.432

17.2491

16.7437

16.6421

16.1722

2B

16.3068

16.5608

16.4948

16.9062

17.4625

16.2712

3A

9.8425

17.2796

16.7742

16.698

16.3068

3B

16.3068

16.4948

16.7742

16.8732

17.4625

16.2712

11/16-28UN

28

0.54

0.907

2A

17.4346

17.2695

16.8453

16.7488

16.4846

2B

16.4846

16.6878

16.8732

16.9977

17.4625

16.6675

7

3A

17.4625

17.2974

16.8732

16.8021

16.4846

3B

16.4846

16.6395

16.8732

16.9672

17.4625

16.6675

11/16-32UN

32

0.472

0.794

2A

17.4346

17.2822

16.9189

16.8275

16.4897

2B

16.6116

16.7894

16.9469

17.0637

17.4625

16.6675

3A

17.4625

17.3101

16.9469

16.8783

16.5176

3B

16.6116

16.7488

16.9469

17.0358

17.4625

16.6675

0.75"19.05

3/4-10UNC

10

1.513

2.54

1A

19.0043

18.5115

17.3533

17.1298

15.9791

1B

16.3068

16.8402

17.399

17.6911

19.05

16.6675

2A

19.0043

18.6766

17.3533

17.2034

15.9791

2B

16.3068

16.8402

17.399

17.5946

19.05

16.6675

3A

19.05

18.7223

17.399

17.2872

16.0249

3B

16.3068

16.6243

17.399

17.5438

19.05

16.6675

3/4-12UN

12

1.26

2.117

2A

19.0068

18.7173

17.6327

17.493

16.4871

2B

16.764

17.2212

17.6759

17.8587

19.05

17.0663

3A

19.05

18.7604

17.6759

17.5717

16.5303

3B

16.764

17.0358

17.6759

17.813

19.05

17.0663

3/4-14UNS

14

1.081

1.814

2A

19.0119

18.7503

17.8333

17.7038

16.5989

2B

17.0942

17.4752

17.8714

18.0416

19.05

17.0663

3/4-16UNF

16

0.86

1.588

1A

19.0119

18.6512

17.9807

17.7902

17.1196

1B

17.3228

17.6784

18.0188

18.2677

19.05

17.4625

2A

19.0119

18.7731

17.9807

17.8537

17.1196

2B

17.3228

17.6784

18.0188

18.1839

19.05

17.4625

3A

19.05

18.8112

18.0188

17.9222

17.1577

3B

17.3228

17.5463

18.0188

18.1432

19.05

17.4625

3/4-18UNS

18

0.841

1.411

2A

19.0144

18.7935

18.3261

17.9807

17.3355

2B

17.526

17.8562

18.1331

18.2855

19.05

17.4625

3/4-20UNEF

20

0.756

1.27

2A

19.017

18.8112

18.1915

18.0797

17.5057

2B

17.6784

17.9578

18.2245

18.3693

19.05

17.8587

3A

19.05

18.8443

18.2245

18.1407

17.5387

3B

17.6784

17.874

18.2245

18.3337

19.05

17.8587

3/4-24UNEF

24

0.63

1.058

2A

19.0195

18.8366

18.3312

18.227

17.7597

2B

17.907

18.161

18.3617

18.4963

19.05

17.8587

3A

19.0195

18.8493

18.4074

18.3083

17.8994

3B

18.034

18.2626

18.4379

18.5674

19.05

17.8587

3/4-28UN

28

0.54

0.907

2A

19.0195

18.8544

18.4302

18.3337

17.9375

2B

18.0594

18.288

18.4607

18.5877

19.05

18.255

3A

19.05

18.8849

18.4607

18.3871

17.968

3B

18.0594

18.227

18.4607

18.5547

19.05

18.255

3/4-32UN

32

0.472

0.784

2A

19.0221

18.8697

18.5064

18.415

18.0772

2B

18.1864

18.3896

18.5344

18.6538

19.05

18.255

3A

19.05

18.8976

18.5344

18.4658

18.1051

3B

18.1864

18.3363

18.5344

18.6258

19.05

18.255

0.812520.638

13/16-10UNC

10

1.513

2.54

2A

20.5918

20.2641

18.9865

18.8366

17.6124

2B

17.8943

18.4277

18.9865

19.2786

20.6375

18.255

3A

20.6375

20.3098

19.0322

18.9205

17.5209

3B

17.8943

18.4277

18.9865

19.1821

20.6375

18.255

13/16-12UN

12

1.26

2.117

2A

20.5943

20.3048

19.2202

19.0805

18.2016

2B

18.3388

18.796

19.2634

19.4462

20.6375

18.6538

3A

20.6375

20.3479

19.2634

19.1592

18.1178

3B

18.3388

18.6157

19.2634

19.4005

20.6375

18.6538

13/16-16UN

16

0.86

1.588

2A

20.5994

20.3606

19.5682

19.4437

18.7071

2B

18.923

19.2786

19.6063

19.7663

20.6375

19.05

3A

20.6375

20.3987

19.6063

19.5148

18.7452

3B

18.923

19.1338

19.6063

19.7256

20.6375

19.05

13/16-20UNEF

20

0.756

1.27

2A

20.6045

20.3987

19.779

19.6672

19.0932

2B

19.2532

19.558

19.812

19.9568

20.6375

19.4462

3A

20.6375

20.4318

19.812

19.7282

19.1262

3B

19.2532

19.4615

19.812

19.9212

20.6375

19.4462

13/16-28UN

28

0.54

0.907

2A

20.607

20.4419

20.0177

19.9212

19.525

2B

19.6596

19.8628

20.0482

20.1752

20.6375

19.8425

8

3A

20.6375

20.4216

20.0482

19.9746

19.5555

3B

19.6596

19.8145

20.0482

20.1422

20.6375

19.8425

13/16-32UN

32

0.472

0.784

2A

20.6096

20.4572

20.0939

20.0025

19.6647

2B

19.7866

19.9644

20.1219

20.2413

20.6375

19.8425

3A

20.6375

20.4851

20.1219

20.0533

19.6926

3B

19.7866

19.9238

20.1219

20.2133

20.6375

19.8425

0.875”22.225

7/8-9UNC

9

1.68

2.822

1A

22.1767

21.6484

20.3429

20.1016

18.8163

1B

19.177

19.7612

20.8483

20.7035

22.225

19.4462

2A

22.1767

21.8237

20.3429

20.1828

18.8163

2B

19.177

19.7612

20.8483

20.5994

22.225

19.4462

3A

22.225

21.8719

20.3911

20.2717

18.8646

3B

19.177

19.5097

20.8483

20.5461

22.225

19.4462

7/8-10UNS

10

1.513

2.54

2A

22.1793

21.8516

20.5283

20.3759

19.1567

2B

19.4818

20.0152

20.574

20.7721

22.225

19.8425

7/8-12UN

12

1.26

2.117

2A

22.1818

21.8923

20.8077

20.668

19.6621

2B

19.939

20.3962

20.8509

21.0337

22.225

20.2413

3A

22.225

21.9354

20.8509

20.7467

19.7053

3B

19.939

20.1879

20.8509

20.988

22.225

20.2413

7/8-14UNF

14

1.081

1.814

1A

22.1844

21.7907

21.0058

20.8001

20.0254

1B

20.2692

20.6756

21.0464

21.3157

22.225

20.6375

2A

22.1844

21.9227

21.0058

20.8686

20.0254

2B

20.2692

20.6756

21.0464

21.2242

22.225

20.6375

3A

22.225

21.9634

21.0464

20.9423

20.066

3B

20.2692

20.4927

21.0464

21.1811

22.225

20.6375

7/8-16UN

16

0.86

1.588

2A

22.1869

21.9481

21.1557

21.0312

20.066

2B

20.4978

20.8534

21.1938

21.3538

22.225

20.6375

3A

22.225

21.9862

21.1938

21.1023

20.3327

3B

20.4978

20.7213

21.1938

21.3131

22.225

20.6375

7/8-18UNS

18

0.841

1.411

2A

22.1894

21.9685

21.2725

21.1557

20.5105

2B

20.701

21.0312

21.3081

21.4605

22.225

21.0337

7/8-20UNEF

20

0.756

1.27

2A

22.192

21.9862

21.3665

21.2547

20.6807

2B

20.8534

21.1328

21.3995

21.5443

22.225

21.0337

3A

22.225

22.0193

21.3995

21.3157

20.7137

3B

20.8534

21.049

21.3995

21.5087

22.225

21.0337

7/8-24UNS

24

27

0.63

1.0580.941

2A

22.1945

22.0116

21.5062

21.402

20.9347

2B

21.082

21.336

21.5367

21.6713

22.225

21.0337

7/8-27UNS

0.56

2A

22.1945

22.0243

21.5824

21.4833

21.0744

2B

21.209

21.4376

21.6129

21.7424

22.225

21.43

7/8-28UN

28

0.54

0.907

2A

22.1945

22.0294

21.6052

21.5087

21.1125

2B

21.2344

21.463

21.6357

21.7627

22.225

21.43

3A

22.225

22.0599

21.6357

21.5621

21.143

3B

21.2344

21.402

21.6357

21.7297

22.225

21.43

7/8-32UN

32

0.472

0.784

2A

22.1971

22.0447

21.6814

21.59

21.2522

2B

21.3614

21.5646

21.7094

21.8288

22.225

21.43

3A

22.225

22.0726

21.7094

21.6408

21.2801

3B

21.3614

21.5113

21.7094

21.8008

22.225

21.43

0.9375”23.813

15/16-9UNC

9

1.68

2.822

2A

23.7693

23.4163

21.9354

21.7754

20.4089

2B

22.1361

21.3487

21.9786

22.1869

23.8125

21.0337

3A

23.8125

23.4594

21.9786

21.8592

20.4521

3B

22.1361

21.0972

21.9786

22.1336

23.8125

21.0337

15/16-12UN

12

1.26

2.117

2A

23.7693

23.4798

22.3952

22.2504

21.2496

2B

21.5138

21.971

22.4384

22.6263

23.8125

21.8288

3A

23.8125

23.5229

22.4384

22.3342

21.2928

3B

21.5138

21.7805

22.4384

22.5781

23.8125

21.8288

15/16-16UN

16

0.86

1.588

2A

23.7744

23.5356

22.7432

22.6162

21.8821

2B

22.098

22.4536

22.7813

22.9464

23.8125

24.765

3A

23.8125

23.5737

22.7813

22.6873

21.9202

3B

22.098

22.3088

22.7813

22.9057

23.8125

22.225

15/16-20UNEF

20

0.756

1.27

2A

23.7769

23.5712

22.9514

22.8371

22.2656

2B

22.4282

22.733

22.987

23.1369

23.8125

22.225

9

3A

23.8125

23.6068

22.987

22.9006

22.3012

3B

22.4282

22.6365

22.987

23.0988

23.8125

22.225

15/16-28UN

28

0.54

0.907

2A

23.782

23.6169

23.1927

23.0911

22.7

2B

22.8346

23.0378

23.2232

23.3553

23.8125

23.0175

3A

23.8125

23.6474

23.2232

23.147

22.7305

3B

22.8346

22.9895

23.2232

23.3223

23.8125

23.0175

15/16-32UN

32

0.472

0.784

2A

23.7846

23.6322

23.2689

23.1724

22.8397

2B

22.9616

23.1394

23.2969

23.4213

23.8125

23.0175

3A

23.8125

23.6601

23.2969

23.2258

22.8676

3B

22.9616

23.0988

23.2969

23.3909

23.8125

23.0175

1”25.4

1-8UNC

8

1.89

3.175

1A

25.3492

24.7777

23.2867

23.0302

21.5697

1B

21.971

22.606

23.3375

23.6728

25.4

22.225

2A

25.3492

24.9682

23.2867

23.114

21.5697

2B

21.971

22.606

23.3375

23.561

25.4

22.225

3A

25.4

25.019

23.3375

23.208

21.6205

3B

21.971

22.3444

23.3375

23.5052

25.4

22.225

1-8-10UNS

10

1.513

2.54

2A

25.3543

25.0266

23.7033

23.5458

22.3317

2B

22.6568

23.1902

23.749

23.9522

25.4

23.0175

7/8-12UN

12

1.26

2.117

1A

25.3543

24.9174

23.9039

23.7566

22.8346

1B

23.114

23.5712

24.0259

24.3154

25.4

23.4163

2A

25.3543

25.0647

23.9039

23.8303

22.8346

2B

23.114

23.5712

24.0259

24.2189

25.4

23.4163

3A

25.4

25.1104

24.0259

23.9141

22.8803

3B

23.876

23.3629

24.0259

24.1706

25.4

23.4163

1-8-14UNF

14

1.081

1.814

lA

25.3568

24.9657

24.1783

23.9649

23.1953

1B

23.4442

23.8252

24.2214

24.4983

25.4

23.8125

2A

25.3568

25.0952

24.1783

24.036

23.1953

2B

23.4442

23.8252

24.2214

24.4069

25.4

23.8