TORQUE SPECIFICATIONS FOR

 

 

 

 

 

 

STANDARD

MACHINE

 

HARDWARE

 

 

 

 

 

 

 

 

TOLERANCE +20%

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S I Z E

SAE GRADE #2

 

 

SAE GRADE #5

 

SAE GRADE #S

 

 

0

 

 

 

Q

8

 

 

In./Lbs.

 

 

 

In./Lbs.

 

 

 

InJLbs.

 

 

 

 

FtJLbs.

 

N m .

 

Ft./Lbs.

 

Nm.

 

Ft./Lbs.

 

 

Nm.

8-32

19

2.1

 

 

30

3.4

41

 

 

4.6

8-36

20

2.3

 

 

31

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

 

 

 

 

 

 

-

 

 

 

 

I/4-20

66

7.6

 

 

8

10.9

12

 

 

16.3

l/4-28

76

8.6

 

 

10

13.6

14

 

 

19.

5/i 6-l 8

11

15.

 

 

17

23.1

25

 

 

34.

5/l 6-24

12

16.3

 

 

19

25.8

25

 

 

34.

318-l 6

20

27.2

 

 

30

40.8

45

 

 

61.2

318-24

23

31.3

 

 

35

47.6

50

 

 

68.

7116-14

30

40.8

 

 

50

68.

70

 

 

95.2

7/l 6-20

35

47.6

 

 

55

74.8

80

 

 

108.8

l/2-13

50

68.

 

 

75

102.

110

 

 

149.6

I/2-20

55

74.8

 

 

90

122.4

120

 

 

163.2

9116-l 2

65

88.4

 

 

110’

149.6

150

 

 

204.

9/l 6-18

75

102.

 

 

120

163.2

170

 

 

231.2

518-l 1

90,

122.4

 

 

150

204.

220

 

 

299.2

518-l 8

100

136.

 

 

180

244.8

240

 

 

326.4

314-l 0

160

217.6

 

 

260

353.6

386

 

 

525.

314-l 6

180

244.8

 

 

300

408.

420

 

 

571.2

718-9

140

190.4

 

 

400

544.

600

 

 

816.

718-l 4

155

210.8

..

I.- 440

598.4

660

 

 

897.6

1-8

220

299.2

 

 

580

788.8

900

 

 

1,224.

l-12

240

326.4

 

 

640

870.4

1,000

 

 

1,360.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NOTE:

1.These torque values are to be used for all hardware excluding: locknuts, self-tapping screws, thread forming screw., sheet metal screws and socket head setscrews.

2.Recommended seating torqwvalues for locknuts: a. For prevailing torque locknuts - use 65% of arede 5

torqbes. -

b. For flange whiilock huts (and screws) - use 135% of wade 5 toraues.

3.Unle& other& noted on assembly drawings all torque values must meet this specification.

BOLT HEAD MARKING

S.A.E. GRADE:

20

Page 9
Image 9
Snapper TP 100-400 manual In./Lbs, Ft./Lbs, 110’ 149.6, 120, 150, 180, 160, 260, 300, 140, 155, 580, 640