A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Parts of armored fighting vehicles,motorized, whether or not fitted with weapons
NSN 5996-01-661-2131
NSN 5945-01-550-2800
NSN 6130-01-421-1212
NSN 6620-01-621-0719
NSN 6610-01-578-1976
NSN 6150-01-422-4208
NSN 6650-01-388-7125
NSN 6110-00-185-2021
NSN 2925-01-327-3069
NSN 6145-01-305-1518
NSN 2925-00-005-1618
NSN 5950-01-174-4015