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 5975-01-462-4636
NSN 6650-00-279-5741
NSN 6610-01-329-9067
NSN 5930-01-166-1507
NSN 6650-01-237-4689
NSN 6130-00-335-9712
NSN 5920-00-466-3950
NSN 6145-01-181-4142
NSN 5965-01-518-9931
NSN 4140-00-570-6545
NSN 6110-01-462-0770
NSN 6320-01-516-3836