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.
NSN 6130-01-303-7590
NSN 6320-00-513-8376
NSN 6130-00-959-4181
NSN 6685-01-025-6765
NSN 6220-01-438-9584
NSN 6685-01-605-0312
NSN 6220-01-231-6376
NSN 6150-01-593-7448
NSN 5920-01-083-2238
NSN 5985-01-333-4348
NSN 4140-01-460-0440
NSN 5975-01-415-0918