Cap Screw Torque Values - H&S 5220 Operation Manual

The specifications below are the torque values for fasteners as it adheres to the SAE torque value
standards. All fasteners should be torqued to the proper values found in the figures below unless
otherwise specified by the engineering drawing.
• Lubed torque would be any fastener that has grease, liquid Loctite, oil, etc. on the threads.
• Dry torque would be any fastener which has threads that are clean and dry and do not have any liquid
Loctite or grease on them.
Hex Head Fasteners
The figure shown below shows how to determine what SAE grade a fastener is.
SUGGESTED ASSEMBLY TORQUE VALUES
SAE GR. 2-6"
Dia. & Dry
Thrds. Ft.
per Lbs.
inch
1/4-20 5.5
1/4-28 6.3
5/16-20 11
5/16-28 12
3/8-16 20
3/8-24 23
7/16-14 32
7/16-20 36
1/2-13 50
1/2-20 55
9/16-12 70
9/16-18 80
5/8-11 100
5/8-18 110
3/4-10 175
3/4-16 200
7/8-9 170
7/8-14 180
1-8 250
1-14 280

CAP SCREW TORQUE VALUES

0, 1 & 2 3
SAE GR. 5
Lube Dry Lube
Ft. Ft. Ft.
Lbs. Lbs. Lbs.
4.2 8 6.3
4.7 10 7.2
8 17 13
9 19 14
15 30 23
17 35 25
24 50 35
27 55 40
35 75 55
40 85 65
55 110 80
60 120 90
75 150 110
85 170 130
130 260 200
140 300 220
125 430 320
140 470 350
190 640 480
210 720 540
5 6 7
SAE GR. 8
Dry Lube
Ft. Ft.
Lbs. Lbs.
12 9
14 10
24 18
27 20
45 35
50 35
70 50
80 60
110 80
120 90
150 110
170 130
210 160
240 180
380 280
420 310
600 450
670 500
910 680
1020 760
-14-
8
WORKING TORQUE
18-8 316 Brass
SS SS
Inch Inch Inch
Lbs. Lbs. Lbs.
75.2 78.8 61.5
94.0 99.0 77.0
132 138 107
142 147 116
236 247 192
259 271 212
376 393 317
400 418 327
517 542 422
541 565 443
682 713 558
752 787 615
1110 1160 907
1244 1301 1016
1530 1582 1249
1490 1558 1220
2328 2430 1905
2318 2420 1895
3440 3595 2815
3110 3250 2545
Silicon
Bronze
Inch
Lbs.
68.6
87.0
123
131
219
240
349
371
480
502
632
697
1030
1154
1416
1382
2140
2130
3185
2885