Synthetic rubber material is nbr nitrile per astm d2000
A nonmetallic, accordian shaped protective covering designed to flex due to relative motion between parts to which its opposite ends are attached. It is primarily used to cover the opening around a movable push-pull rod or part passing through a hole in a bulkhead, partition or the like.
Classification: Machinery parts not containing electrical features, and not specified or included elsewhere in chapter 84, except ships' propellers
NSN 6610-00-410-0940
NSN 5975-01-415-4283
NSN 5985-01-451-0142
NSN 5975-01-107-4198
NSN 6620-01-643-5531
NSN 5905-01-524-3132
NSN 6685-01-409-2748
NSN 6620-01-633-8443
NSN 6240-01-238-5374
NSN 5945-01-092-6911
NSN 6145-01-063-8566
NSN 6220-01-449-7223