Specific matl is delrin 500 du pont
An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.
Classification: Articles of plastics & articles of other materials of heading 3901 to 3914, nesoi
NSN 6620-00-251-0569
NSN 5925-01-479-8582
NSN 5925-00-197-4329
NSN 5998-01-053-3899
NSN 6320-01-281-3341
NSN 5930-01-292-2684
NSN 5998-00-166-5111
NSN 6110-01-565-1039
NSN 6645-01-271-7583
NSN 5895-00-988-4416
NSN 6110-00-101-9821
NSN 6105-00-754-8248