公制键 BS 46-1-1958 英制键槽尺寸规格

Transeals - Keyway Chart頁 1 / 3

Welcome Location

Transmission Bushes Pulleys Belts

Vector Belts Roller Chain & Sprockets Keyway Chart

Seals

Specification & Size Listings Seal Maker Hallite O-Rings Catalogues Online Hardcopies Contact Us Legal

Privacy

Statement

22 30 38 44 50 58 65 75 85 95

30 8 x 7 38 44 50 58 65 75 85 95 110

Nominal

Shaft Diam Key

To Size

Over

(incl.) 10 12 17

12 4 x 4 17 5 x 5 22 6 x 6

Keyway Chart

The following tables show standard dimensions for keys and their grooves.

Metric – Rectangular

B.S.4235 : PART 1 : 1972

Dimensions (mm)

A

B

C

D

E

F

R 0.16 0.25 0.25

3.970 2.5 3.985 1.8 4.000 2.6 4.015 1.9 4.970 3.0 4.985 2.3 5.000 3.1 5.015 2.4 5.970 3.5 5.985 2.8 6.000 3.6 6.015 2.9

4.030 3.970 5.030 4.970 6.030 5.970

7.964 4.0 7.982 3.3 8.000 7.000

0.25

8.000 4.2 8.018 3.5 7.964 6.910

10 x 9.964 5.0 9.982 3.3 10.000 8.000

0.40

8 10.000 5.2 10.018 3.5 9.964 7.910 12 x 11.957 5.0 11.979 3.3 12.000 8.000

0.40

8 12.000 5.2 12.021 3.5 11.957 7.910 14 x 13.957 5.5 13.979 3.8 14.000 9.000

0.40

9 14.000 5.7 14.021 4.0 13.957 8.910 16 x 15.957 6.0 15.979 4.3 16.000 10.000

0.40

10 16.000 6.2 16.021 4.5 15.957 9.910 18 x 17.957 7.0 17.979 4.4 18.000 11.000

0.40

11 18.000 7.2 18.021 4.6 17.957 10.890 20 x 19.948 7.5 19.974 4.9 20.000 12.000

0.60

12 20.000 7.7 20.026 5.1 19.948 11.890 22 x 21.948 9.0 21.974 5.4 22.000 14.000

0.60

14 22.000 9.2 22.026 5.6 21.948 13.890 25 x 24.948 9.0 24.974 5.4 25.000 14.000

0.60

14 25.000 9.2 25.026 5.6 24.948 13.890 28 x 27.948 10.0 27.974 6.4 28.000 16.000

0.60

16 28.000 10.2 28.026 6.6 27.948 15.890 32 x 31.938 11.0 31.969 7.4 32.000 18.000

0.60

18 32.000 11.2 32.031 7.6 31.938 17.890

110 130

130 150 36 x 35.938 12.0 35.969 8.4 36.000 20.000

20 36.000 12.3 36.031 8.7 35.938 19.870 1.00

150 170 40 x 39.938 13.0 39.969 9.4 40.000 22.000

22 40.000 13.3 40.031 9.7 39.938 21.870 1.00

170 200 45 x 44.938 15.0 44.969 10.4 45.000 25.000

25 45.000 15.3 45.031 10.7 44.938 24.870 1.00

200 230

50 x 49.938 17.0 49.969 11.4 50.000 28.000

28 50.000 17.3 50.031 11.7 49.938 27.870

1.00

Imperial – Rectangular

B.S.46 : PART 1 : 1958

Nominal

Shaft Diam Key

Dimensions (Inches)

Over

To

Size (incl.) A

B

C

D

E

F

R

1

1 1/4

5/16 0.311 0.146 0.312 0.112 0.314 0.253

x 1/4 0.312 0.152 0.313 0.118 0.312 0.250 0.010

1 1/4 1 1/2

3/8 x 0.374 0.150 0.375 0.108 0.377 0.253

1/4 0.375 0.156 0.376 0.114 0.375 0.250

0.010

7/16

1 1/2 1 3/4 x 0.437 0.186 0.438 0.135 0.440 0.315

5/16 0.438 0.192 0.439 0.141 0.438 0.312

0.020

1 3/4 2 1/2 x 0.499 0.190 0.500 0.131 0.502 0.315

5/16 0.500 0.196 0.501 0.137 0.500 0.312 0.020

2 2 1/2 5/8 x 0.624 0.260 0.625 0.185 0.627 0.441

7/16 0.625 0.266 0.626 0.191 0.625 0.438 0.020

2 1/2 3 3/4 x 0.749 0.299 0.750 0.209 0.752 0.503

1/2 0.750 0.305 0.751 0.215 0.750 0.500 0.020

3 3 1/2 7/8 x 0.874 0.370 0.875 0.264 0.877 0.629

5/8 0.875 0.376 0.876 0.270 0.875 0.625 0.062

3 1/2 4 1 x 0.999 0.441 1.000 0.318 1.003 0.754

3/4 1.000 0.447 1.001 0.324 1.000 0.750 0.062

4 5 1 1/4 1.248 0.518 1.250 0.366 1.253 0.879

x 7/8 1.250 0.524 1.252 0.372 1.250 0.875 0.062

5

6

1 1/2 1.498 0.599 1.500 0.412 1.504 1.006

x 1 1.500 0.605 1.502 0.418 1.500 1.000

0.062

Imperial – Square

B.S.46 : PART 1 : 1958

Nominal

Shaft Diam Key

Dimensions (Inches)

Over

To

Size (incl.) A

B

C

D

E

F

R 1/4

1/2

1/8 x 0.124 0.072 0.125 0.060 0.127 1/8 0.125 0.078 0.126 0.066 0.125

0.010

3/16

1/2

3/4 x

0.187 0.107 0.188 0.088 0.190

0.188 0.113 0.189 0.094 0.188

0.010

3/16

3/4 1

1/4 x 0.249 0.142 0.250 0.115 0.252 1/4 0.250 0.148 0.251 0.121 0.250

5/16

1

1 1/4 x

0.311 0.177 0.312 0.142 0.314

5/16

0.312 0.183 0.313 0.148 0.312

1 1/4 1 1/2 3/8 x 0.374 0.213 0.375 0.169 0.377 3/8 0.375 0.219 0.376 0.175 0.375

7/16

1 1/2 1 3/4 x

0.437 0.248 0.438 0.197 0.440

7/16 0.438 0.254 0.439 0.203 0.438

1 3/4 2 1/2 x 0.499 0.283 0.500 0.224 0.502 1/2 0.500 0.289 0.501 0.230 0.500 2 2 1/2 5/8 x 0.624 0.354 0.625 0.278 0.627 5/8 0.625 0.360 0.626 0.284 0.625 2 1/2 3 3/4 x 0.749 0.424 0.750 0.333 0.752 3/4 0.750 0.430 0.751 0.339 0.750 3 3 1/2 7/8 x 0.874 0.495 0.875 0.387 0.877 7/8 0.875 0.501 0.876 0.393 0.875 3 1/2

4

1 x 1

0.999 0.566 1.000 0.442 1.003 1.000 0.572 1.001 0.448 1.000

1 1/4

4 5

x 1

1.248 0.707 1.250 0.551 1.253

1/4

1.250 0.713 1.252 0.557 1.250

1 1/2

5 6 x 1

1.498 0.848 1.500 0.661 1.504

1/2

1.500 0.854 1.502 0.667 1.500

0.010

0.010

0.010

0.020

0.020 0.020 0.020 0.062 0.062

0.062

0.062

本文来源：https://www.bwwdw.com/article/l5w1.html