M30 Bolt Torque — 950 ft-lbs (1290 N·m)
Reference Class 8.8 torque for a M30 hex bolt: 950 ft-lbs (1290 N·m). Lubricated: 713 ft-lbs (968 N·m).
Result
Answer
950 ft-lbs (1290 N·m)
Standard
Torque950 ft-lbs / 1290 N·m
Torque (lubricated est.)713 ft-lbs / 968 N·m
Bolt ClassClass 8.8
ThreadM30x3.5
Recommended Drive1/2" drive
A M30x3.5 Class 8.8 bolt: reference torque 950 ft-lbs (1290 N·m). Lubricated estimate: 713 ft-lbs (968 N·m). Always verify with the fastener manufacturer and use a calibrated torque wrench.
Note
Reference value from published fastener data. Always verify with the fastener manufacturer for critical applications.
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About M30 Bolt Torque
An M30 hex bolt (Class 8.8): reference torque is 950 ft-lbs (1290 N·m), with a lubricated estimate of 713 ft-lbs (968 N·m). Standard thread pitch is 3.5mm (coarse) or 2mm (fine). Use a 1/2" drive torque wrench. Actual torque depends on thread condition, lubrication, and joint design — always verify with the fastener manufacturer.