Filter
Top Products
TORQUE SPECIFICATION TABLE
OM 0369SB1148-A
48
GENERAL SPECIFICATION TABLE
Use the following torques when special torques are not given
NOTE: These values apply to fasteners as received from supplier, dry, or when lubricated with normal engine oil. They do not apply if special graphited
or moly sidulphide greases or other extreme pressure lubricants are used. This applies to both UNF and UNC threads.
SEE Grade No. 2 5 8
BOLT HEAD IDENTIFICATION
MARKS AS PER GRADE
NOTE: MANUFACTURING
MARKS WILL VARY.
Torque Torque Torque
BOLT SIZES Pounds-Foot Newtons-Meter Pounds-Foot Newtons-Meter Pounds-Foot Newtons-Meter
Inches Millimeters MIN. MAX. MIN. MAX. MIN. MAX. MIN. MAX. MIN. MAX. MIN. MAX.
1/4
6.35
5
6
6.8
8.13
9
11.0
12.2
14.9
12
15
16.3
30.3
5/16
7.94
10
12
13.6
16.3
17
20.5
23.1
27.8
24
29
32.5
39.3
3/8
9.53
20
23
27.1
31.2
35
42.0
47.5
57.0
45
54
61.0
73.2
7/16
11.11
25
30
40.7
47.4
54
64.0
73.2
86.8
70
84
94.9
113.9
1/2
12.70
45
52
61.0
70.5
80
96.0
108.5
130.2
110
132
149.2
179.0
9/16
14.29
65
75
88.1
101.6
110
132.0
149.2
179.0
160
192
217.0
260.4
5/8
15.88
95
105
128.7
142.3
150
180
203.4
244.1
220
264
298.3
358.0
3
/4
19.05
150
185
203.3
250.7
270
324
366.1
439.3
380
456
515.3
618.3
7/8
22.23
160
200
216.8
271.0
400
480
542.4
650.9
600
720
813.6
976.3
1
25.40
250
300
338.8
406.5
580
696
786.5
943.8
900
1080
1220.4
1464.5
1 1/8
25.58
-
-
-
-
800
880
1084.8
1193.3
1
280
1440
1735.7
1952.6
1 1/4
31.75
-
-
-
-
1120
1240
1518.7
1681.4
1820
2000
2467.9
2712.0
1 3/8
34.93
-
-
-
-
1460
1680
1979.8
2278.1
2380
2720
3227.3
3688.3
1 1/2
38.10
-
-
-
-
1940
2200
2630.6
2983.2
3160
3560
4285.0
4827.4
METRIC BOLT TORQUE SPECIFICATIONS
Coarse thread Fine Thread
Pounds-Foot Newtons-Meter Pounds-Foot Newtons-Meter
Size of
screw
Grade No.
Pitch
mm
MIN. MAX. MIN. MAX.
Pitch mm
MIN. MAX. MIN. MAX.
M6
4T
7T
8T
1.0
3.6
5.8
7.2
5.8
9.4
10
4.9
7.9
9.8
7.9
12.7
13.6
-
-
-
-
-
-
-
-
-
-
-
-
-
M8
4T
7T
8T
1.25
7.2
17
20
14
22
26
9.8
23
27.1
19.0
29.8
35.2
1.0
12
19
22
17
27
31
16.3
25.7
29.8
23.0
36.6
42
M10
4T
7T
8T
1.5
20
34
38
25
40
46
27.1
46.1
51.5
33.9
54.2
62.3
1.25
20
35
40
29
47
52
27.1
47.4
54.2
39.3
63.7
70.5
M12
4T
7T
8T
1.75
28
51
57
34
59
66
37.9
69.1
77.2
46.1
79.9
89.4
1.25
31
56
62
41
68
75
42
75.9
84
55.6
92.1
101.6
M14
4T
7T
8T
2.0
49
81
96
56
93
109
66.4
109.8
130.1
75.9
126
147.7
1.5
52
90
107
64
106
124
70.5
122
145
86.7
143.6
168
M16
4T
7T
8T
2.0
67
116
129
77
130
145
90.8
157.2
174.8
104.3
176.2
196.5
1.5
69
120
140
83
138
158
93.5
162.6
189.7
112.5
187
214.1
M18
4T
7T
8T
2.0
88
150
175
100
168
194
119.2
203.3
237.1
136
227.6
262.9
1.5
100
177
202
117
199
231
136
239.8
273.7
158.5
269.6
313
M20
4T
7T
8T
2.5
108
186
213
130
205
249
146.3
252
288.6
176.2
277.8
337.4
1.5
132
206
246
150
242
289
178.9
279.1
333.3
203.3
327.9
391.6