Carriage Bolts

Carriage-Bolt

Commonly used names for Carriage bolts are: coach bolt or round head square neck bolt. The main characteristic of this bolt is its head and square portion under the head, which is designed same as the diameter of the shank and it prevents bolt from turning when dropped in the round or square hole, acting as a locking element.

Specification

Grade 2:  SAE J429 GRADE 2 SQUARE NECK CARRIAGE BOLT. ASME B18.5 1990 IFI-7

Thread Length:

Grade 2: Up to 6” in length are full thread, longer are partial threaded

Grade 5: Mostly partial thread

 

CarriageBolts1

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