美制(UNC粗纹)螺纹护套规格表：(1)

螺纹规格(UNC)

长度K

螺套圈数 N

钻孔直径A

螺套外径D

k×d

inches/mm

N

inches/mm

公差inches/mm

inches/mm

1d

0.086/ 2.2

3.0

2-56

1.5d

0.129/ 3.3

5.3

0.096

0.0899~0.0961

0.110~0.116

2.18 ×0.453

2d

0.172 / 4.3

7.4

2.4

2.31~2.44

2.80~2.95

1d

0.112 / 2.9

3.2

4-40

1.5d

0.168/ 4.3

5.1

0.120

0.1175~0.1252

0.142~0.154

2.84 ×0.635

2d

0.224 / 5.8

7.2

3.1

3.00~3.15

3.6~3.9

1d

0.125/ 3.2

3.7

5-40

1.5d

0.188/ 4.8

5.9

0.136

0.1305~0.1373

0.157~0.167

3.17 ×0.635

2d

0.250 / 6.4

8.2

3.4

3.33~3.48

4.00~4.25

1d

0.138/ 3.5

2.8

6-32

1.5d

0.207/ 5.3

4.8

0.150

0.1448~0.1527

0.177~0.187

3.51 ×0.794

2d

0.276 / 7.0

6.8

3.8

3.68~3.89

4.50~4.75

1d

0.164/ 4.2

4.0

8-32

1.5d

0.246/ 6.3

6.0

0.177

0.1708~0.1781

0.205~0.215

4.17 ×0.794

2d

0.328 / 8.3

8.7

4.5

4.34~4.52

5.20~5.45

1d

0.190/ 4.8

3.3

10-24.

1.5d

0.285/ 7.2

5.4

0.2055

0.1990~0.2080

0.244~0.256

4.83 ×1.058

2d

0.380 / 9.6

7.5

5.2

5.06~5.28

6.20~6.50

1d

0.250/ 6.4

3.9

1/4-20.

1.5d

0.375/ 9.5

6.2

0.2660

0.2608~0.2704

0.315~0.329

6.35 ×1.270

2d

0.500 / 12.7

8.6

6.8

6.62~6.86

8.00~8.35

1d

0.312/ 7.9

4.0

5/16-18.

1.5d

0.469/ 11.9

6.6

0.3320

0.3245~0.3342

0.382~0.398

7.94 ×1.411

2d

0.625 / 15.9

9.3

8.4

8.24~8.49

9.70~10.10

1d

0.375/ 9.5

4.8

3/8-16.

1.5d

0.562/ 14.3

7.7

0.3970

0.3885~0.3987

0.453~0.469

9.52 ×1.588

2d

0.750 / 19.1

10.6

10.1

9.89~10.12

11.50~11.90

1d

0.438/ 11.1

4.9

7/16-14.

1.5d

0.656/ 16.7

7.9

0.4530

0.4530~0.4639

0.528~0.545

11.11×1.814

2d

0.875 / 22.2

10.7

11.7

11.51~11.78

13.40~13.85

1d

0.500/ 12.7

4.9

1/2-13.

1.5d

0.75/ 19.1

7.9

0.5312

0.5166~0.5271

0.598~0.614

12.70×1.954

2d

1.000 / 25.4

11.0

13.2

13.12~13.40

15.2~15.60

1d

0.562/ 14.3

5.1

9/16-12.

1.5d

0.844/ 21.5

8.3

0.5938

0.5806~0.5918

0.669~0.685

14.29×2.117

2d

1.125 / 28.6

11.5

15

14.75~15.03

17.00~17.40

1d

0.625/ 15.9

5.3

5/8-11.

1.5d

0.937/ 23.8

8.5

0.6562

0.6447~0.6564

0.744~0.760

15.87×2.309

2d

1.25 / 31.90

11.8

16.7

16.38~16.68

18.90~19.30

1d

0.750/ 19.1

5.9

3/4-10.

1.5d

1.125/ 28.6

9.5

0.7812

0.7716~0.7838

0.882~0.898

19.05×2.540

2d

1.500 / 38.1

13.0

19.8

19.60~19.91

22.40~22.80

1d

0.875/22.2

6.3

7/8-9.

1.5d

1.312/33.3

10.0

0.9062

0.899~0.9119

1.024~1.039

22.226×2.822

2d

1.750/44.5

13.8

23.00

22.84~23.18

26~26.40

1d

1.0/25.4

6.6

1"-8.

1.5d

1.5/38.1

10.3

1.3012

1.0271~1.0421

1.165~1.185

25.4×3.175

2d

2.0/50.8

14.3

26.5

26.20~26.60

29.30~29.80

KEREGO 美制(UNF细纹)螺纹护套规格表：(1)

螺纹规格(UNC)

长度K

螺套圈数 N

钻孔直径A

螺套外径D

k×d

inches/mm

N

inches/mm

公差inches/mm

inches/mm

1d

0.138/ 3.5

3.6

6-40

1.5d

0.207/ 5.3

6.1

0.150

0.1435~0.1503

0.173~0.181

3.51 ×0.635

2d

0.276/ 7.0

8.6

3.7

3.66~3.81

4.40~4.60

1d

0.164 / 4.2

4.0

8-36

1.5d

0.246/ 6.3

6.8

0.177

0.1701~0.1771

0.203~0.211

4.16×0.705

2d

0.328 / 8.3

9.4

4.4

4.30~4.50

5.15~5.35

1d

0.190/ 4.8

4.2

10-32

1.5d

0.285/ 7.20

7.1

0.203

0.1968~0.2041

0.234~0.244

4.83 ×0.794

2d

0.380 / 9.6

9.8

5.1

5.00~5.16

5.95~6.20

1d

0.250/ 6.4

5.1

1/4-28.

1.5d

0.375/ 9.5

8.4

0.264

0.2577~0.2646

0.301~0.315

6.35 ×0.907

2d

0.5 / 12.7

11.6

6.7

6.55~6.72

7.65~8.00

1d

0.312/ 7.9

5.7

5/16-24.

1.5d

0.469/ 11.9

9.2

0.328

0.3215~0.3288

0.372~0.382

7.94×1.058

2d

0.625 / 15.9

12.6

8.2

8.17~8.35

9.45~9.70

1d

0.375/ 9.5

7.1

3/8-24.

1.5d

0.562/ 14.3

11.3

0.3900

0.3840~0.3910

0.437~0.457

9.52×1.058

2d

0.750 / 19.1

15.4

9.8

9.75~9.90

11.10~11.60

1d

0.438/ 11.1

6.9

7/16-20.

1.5d

0.656/ 16.7

11.0

0.4531

0.4483~0.4561

0.508~0.524

11.11 ×1.270

2d

0.857 / 22.2

15.2

11.5

11.39~11.59

12.90~13.30

1d

0.312/ 7.9

4.0

5/16-18.

1.5d

0.469/ 11.9

6.6

0.3320

0.3245~0.3342

0.382~0.398

7.94 ×1.411

2d

0.625 / 15.9

9.3

8.4

8.24~8.49

9.70~10.10

1d

0.500/ 12.7

8.2

1/2-20.

1.5d

0.750/ 19.1

12.9

0.5156

0.5108~0.5186

0.571~0.587

12.7 ×1.270

2d

1.000 / 25.4

17.6

13.1

12.98~13.20

14.50~14.90

1d

0.562/ 14.3

8.2

9/16-18.

1.5d

0.844/ 21.5

12.9

0.5781

0.5745~0.5826

0.646~0.665

14.29×1.411

2d

1.125 / 28.6

17.6

14.7

14.60~14.80

16.40~16.90

1d

0.625/ 15.9

9.2

5/8-18.

1.5d

0.937/ 23.8

14.5

0.6406

0.6370~0.6451

0.717~0.732

15.88×1.411

2d

1.250 / 31.80

19.7

16.3

16.18~16.38

18.2~18.60

1d

0.750/ 19.1

10.0

3/4-16.

1.5d

0.125/ 28.6

15.6

0.7656

0.7635~0.7720

0.850~0.870

19.05×1.588

2d

1.50 / 38.1

21.2

19.5

19.40~19.60

21.60~22.10

1d

0.875/ 22.2

10.3

7/8-14.

1.5d

1.312/ 33.3

16.2

0.8906

0.8905~0.8994

0.984~1.008

22.22×1.814

2d

1.750 / 44.5

21.9

22.7

22.62~22.84

25.00~25.60