Bumper is butadiene rubber
An item made of material having elastic properties. it may have rigid mounting facilities such as a flange(s), sleeve(s), stud(s) or the like. it is designed to isolate or dampen shock and/or vibration of a continuous or intermittent origin and serve as a support for a weapon system component to be isolated. excludes mount, resilient, general purpose; spring (as modified); bumper, nonmetallic; bumper, rubber; bushing, nonmetallic; hydraulic and pneumatic shock absorbers, dash-pots, grommets, and shock pads.
Classification: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 4140-00-110-4524
NSN 5985-01-634-0635
NSN 5855-01-358-5253
NSN 5950-00-122-8685
NSN 4140-01-257-1863
NSN 5945-01-041-9241
NSN 6130-00-630-1494
NSN 5835-00-065-6757
NSN 6645-01-244-4881
NSN 6645-01-065-7036
NSN 5975-01-004-7966
NSN 5999-01-278-4981