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 5935-01-285-2451
NSN 6110-00-116-5514
NSN 5855-01-459-9254
NSN 6220-00-424-6776
NSN 5945-01-616-0323
NSN 5905-01-163-3221
NSN 5925-00-170-4090
NSN 6610-01-496-8799
NSN 6320-00-116-3658
NSN 5855-00-427-7848
NSN 5975-01-426-1518
NSN 6110-01-484-1904