Nidec 22765-01, Manual

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Page 44
ASTM and SAE Torque Values
Recommended lubricated torque values. (If no lubricant is used, increase values by 25%.)
Specific Drawings, OMS, BOMS supercede this generic table.
Ft lb Tolerance N m Tolerance Ft lb Tolerance N m Tolerance Ft lb Tolerance N m Tolerance Ft lb Tolerance N m Tolerance
#4-40 4 * 0.5
#6-32 8 * 0.9
#8-32 14 * 1.6
#10-24 20 * 2.3
#10-32 23 * 2.6
1/4-20 4 1 5 1 8 2 11 3 5 1 7 2 10 2 14 3
5/16-18 8 2 11 2 17 3 23 4 10 2 14 3 25 5 34 7
3/8-16 15 3 20 4 31 6 42 8 12 2 16 3 40 10 54 14
7/16-14 24 5 33 6 50 10 68 13 70 15 95 20
1/2-13 36 7 49 10 75 ** 15 102 20 24 5 33 6 100 20 136 27
9/16-12 55 10 75 14 110 20 149 25 150 30 203 41
5/8-11 75 12 102 17 150 25 203 20 200 40 271 54
3/4-10 130 25 176 24 260 50 353 70 370 50 502 70
7/8-9 145 20 197 28 425 60 576 80 600 60 813 81
1.0-8 190 22 258 30 650 75 881 100 900 90 1220 122
1 1/8-7 265 27 359 35 790 80 1071 100 1200 120 1627 160
1 1/4-7 375 40 508 55 1100 120 1491 150 1750 180 2373 250
1 3/8-6 490 50 664 70 1450 150 1966 200 2300 230 3118 300
1 1/2-6 625 60 847 90 1750 180 2373 250 3000 300 4067 407
* Inch pounds.
** For electrical lugs use 75 ft lb (102 N m).
Ft lb Tolerance N m Tolerance Ft lb Tolerance N m Tolerance Ft lb Tolerance N m Tolerance Ft lb Tolerance N m Tolerance
#4-40 4 * 0.5 5 * 0.6
#6-32 8 * 0.9 10 * 1.1
#8-32 20 * 2.3 16 * 1.8 21 * 2.4
#10-24 18 * 2.0 24 * 2.7
#10-32 34 * 3.8 33 * 3.7 33 * 3.7
1/4-20 6 1 8 2 5
1
7
2
6 1 8 2 6 1 8
1
5/16-18 13 2 18 3 9
2
12
2
11 2 15 3 11 2 15
3
3/8-16 23 2 31 6 16
3
22
4
21 4 28 5 18 2 24
3
7/16-14 36 5 49 10 26
5
35
7
33 7 45 9 28 4 38
5
1/2-13 50 10 68 14 35
7
47
9
45 9 61 12 44 ** 6 60
12
9/16-12 55
10
75
13
60 11 81 15
5/8-11 110 18 149 24 85
14
115
19
100 17 136 23
3/4-10 180 35 244 46 120
23
163
31
130 25 176 35
7/8-9 430 60 583 82 205 30 278 40
1.0-8 580 70 786 90 300 35 407 45
1 1/8-7 430 45 583 60
1 1/4-7 550 60 746 80
1 3/8-6 700 70 949 100
1 1/2-6 930 100 1261 130
* Inch pounds.
** For electrical lugs use 44 ft lb (60 N m).
*** Torque has been backed down for electrical connections made with copper wire.
SCREW
SIZE
SCREW
SIZE
Foot Pound Newton Meter
Stainless Screws
Foot Pound Foot Pound Newton Meter Foot Pound Newton Meter
Brass Screws
Foot Pound Foot Pound Newton Meter Newton Meter
Grade B
Top Lock Nuts ***
Newton Meter
Grade 5
GASKETED COVERS
Grade 2
Foot Pound Newton Meter Newton Meter Foot Pound
Grade 5
Set Screws
Grade 8
ASTM and SAE Grade Markings
Grade 2 Grade 5 Grade 8
Table 5 Recommended ASTM and SAE Torque Values
NOTE: Torque values specified on drawings
supersede this generic table.