Torque Chart - New Leader L3020G4 General Manual

STANDARD TORQUES NATIONAL COARSE (NC) CAP SCREWS
CAP SCREW GRADE IDENTIFICATION - MARKINGS ON HEAD
SAE GRADE 2
SAE GRADE 5
SAE GRADE 8
USE GRADE 2 TORQUES FOR STAINLESS STEEL FASTENERS AND CARRIAGE BOLTS.
CAP SCREW
SIZE
DRY
1/4" 5
5/16" 11
3/8" 20
7/16" 30
1/2" 50
9/16" 65
5/8" 90
3/4" 100
7/8" 140
1" 220
NO MARKINGS
THREE MARKS - 120 DEGREES APART
SIX MARKS - 60 DEGREES APART
TORQUE - FOOT-POUNDS
GRADE 2
LUBE
4
8
15
24
35
50
70
120
110
160
P l e a s e G i v e P a r t N o . , D e s c r i p t i o n a n d U n i t S e r i a l N o .
HIGHWAY EQUIPMENT COMPANY
GRADE 5
DRY LUBE
8 6
17 13
30 23
50 35
75 55
110 80
150 110
260 200
400 300
580 440
44
GRADE 8
DRY LUBE
12 9
25 18
45 35
70 55
110 80
150 110
220 170
380 280
600 460
900 650
97372-B
Page Rev. A