Material : SAE Grade 2, Grade 5 and Grade 8, DIN Class 8.8, 9.8, 10.9 and 12.9
Normally round and normally associated with hexagon heads. Often is used to allow a retained part of the assembly to rotate, eg: motor mower blades, tiltadoor hinges. Can also be used where a component in the assembly is made from crushable material which would not stand up to the tightened clamp force.
SHOULDER Bolt |
Normally round and normally associated with hexagon heads. |