Simplicity 1691413 Manuel d'utilisateur télécharger pdf (Page 20)

TORQUE SPECIFICATIONS FOR

STANDARD MACHINE HARDWARE

(Tolerance

20%)

SIZE SAE GRADE

SAE GRADE

in/lbs in/lbs

Mbs Nm. Mbs

Nm.

Mbs Nm.

8-32 19 2.1 30

3.4

41 4.6

8-36 20 2.3

3.5

43 4.9

1 O-24

27 3.1 43 4.9 60 6.8

1 O-32

31 3.5 49 5.5

68 7.7

1/4-20

66 7.6

8 10.9

12 16.3

1/4-28

76 8.6

10 13.6

14 19.0

5/1 6-l 8 11 15.0

17 23.1

25 34.0

5/1 6-24 12 16.3

25.8 27 34.0

3/8-1 6

20 27.2 30 40.8 45 61.2

3/8-21

23 31.3 35 47.6

50 68.0

7/16-14

30 40.8 50 68.0 70 95.2

7/1

6-20

35 47.6 55 74.8

80 108.8

1/2-13

50 68.0 75

102.0

110 149.6

1/2-20

55 74.8 90 122.4 120 163.2

9/16-12

65 88.4

110

149.6 150 204.0

9/1 6-l 8 75 102.0

120 163.2

170 231.2

5/8-1 1

90 122.4

150

204.0 220 299.2

5/8-1 8

100 136

180

244.8 240 326.4

3/4-1 0

160 217.6 260 353.6

386 525

3/4-1 6

180 244.8 300 408.0 420 571.2

7/8-9

140 190.4 400 544.0

600 816.0

7/8-14

155 210.8 440 598.4 660 897.6

1-8

220 299.2 580 788.8

900

1,2443.0

1-12

240 326.4 640 870.4

1,000

1,360.0

NOTES

1. These torque values are to be used for all hardware excluding: locknuts,

self-tapping screws, thread forming screws, sheet metal screws and socket

head setscrews.

2. Recommended seating torque values for locknuts:

a. for prevailing torque locknuts

use 65% of grade 5 torques.

b. for flange whizlock nuts and screws

use 135% of grade 5 torques.

3. Unless otherwise noted on assembly drawings, all torque values must meet

this specification.

1 2 ... 15 16 17 18 19 20 21 22 23 24

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Simplicity 1691413 Manuel d'utilisateur Page 20

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