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al
0.500in. ⁓1/2"
20
hex; diameter 0.250in.
unc
Unc
20
0.500 inches
Al
FSC 5306 ⁓ Bolts
unc thread series hex; diameter 0.250" 20 thread quantity per inch 0.500" thread length al thread class
Nothing similar to this part number was found in our inventory
A headed externally threaded fastener whose threaded portion is of one nominal diameter with a series of longitudinal ribs, splines or serrations on all or part of the unthreaded portion. see also bolt, ribbed shoulder.