The type/brand of plastic material is black delrin
An item so designed that when attached to an object, protects that objec from damage by reducing the force of impact with another object. For external vehicular bumpers see bumper, vehicular. Excludes grommet (as modified); bushing, nonmetallic; pad, cushioning and washer (as modified).
NSN 5945-00-206-0758
NSN 5990-01-595-9441
NSN 5925-01-361-0255
NSN 5996-01-371-6804
NSN 6610-00-551-3610
NSN 6645-00-551-8291
NSN 6650-01-095-4492
NSN 6650-00-970-5598
NSN 5999-01-131-9068
NSN 6135-00-228-8140
NSN 5960-00-661-0477
NSN 6135-00-708-0892