TORQUE CHART
The chart lists the correct tightening torque for fasteners used on this equipment. When bolts are to be tightened or replaced, refer to this chart to determine the grade of bolts and the proper toque except when specific torque values are assigned in manual text.
Bolt Head Markings
SAE Grade 2 | SAE Grade 5 | SAE Grade 8 |
(No Dashes) | (3 Radial Dashes) | (6 Radial Dashes) |
Recommended Torque in Foot Pounds (Newton-Meters)
| Bolt |
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|
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| Diameter (In.) | SAE Grade 2 | SAE Grade 5 | SAE Grade 8 | |||
114 | 6 | (8) | 11 | (15) | 14 | (19) | |
5116 | 13 | (18) | 21 | (28) | 25 | (34) | |
318 | 23 | (31) | 38 | (52) | 55 | (75) | |
711 6 | 37 | (50) | 55 | (75) | 80 | (110) | |
1/2 | 57 | (77) | 85 | (115) | 120 | (165) | |
911 6 | 82 | (111) | 125 | (170) | 180 | (245) | |
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| ~~~~~ |
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|
|
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518 | 111 | (150) | 175 | (240) | 230 | (310) | |
314 | 200 | (270) | 300 | (410) | 440 | (600) | |
718 | 280 | (380) | 450 | (610) | 720 | (975) | |
| 1 | 350 | (475) | 680 | (925) | 1035 | (1400) |
| 450 | (610) | 885 | (1200) |
|
| |
| 600 | (815) | 1255 | (1700) |
|
| |
| 675 | (915) | 1620 | (2200) |
|
| |
| 920 | (1250) | 2200 | (2990) |
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| |
HARDWARE ABBREVlATlONS
ATF | Automatic Transmission Fluid | M | Male | NPT | ..................National Pipe Thread | |
F | Female | MPa | Mega Pascal | P | Pitch | |
GA | Gauge | N | Newton | SAE | Society of Automotive | |
GR (5, etc.) | Grade (5, etc.) | NC | National Coarse |
| Engineers | |
HT | Heat Treated | NF | National Fine | UNC | ............................ Unified Coarse | |
m | Meter | NPSM | National Pipe Straight | UNF | Unified Fine | |
mm | Millimeter |
| Mechanical | UNS | ............................ Unified Special | |
8 |
