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 5999-01-584-2062
NSN 6320-01-157-9076
NSN 4140-01-310-8608
NSN 5920-01-602-8985
NSN 5950-00-753-0955
NSN 6240-00-674-8344
NSN 6110-01-101-1181
NSN 5935-00-760-8313
NSN 6685-00-144-6362
NSN 6320-01-312-3620
NSN 5975-01-296-3039
NSN 6220-00-007-5973