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: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5895-00-083-0315
NSN 6685-01-165-6997
NSN 5935-00-111-6257
NSN 6130-01-463-2773
NSN 5920-01-186-6335
NSN 6645-01-222-5468
NSN 5960-00-036-8187
NSN 5855-01-472-4519
NSN 4140-00-891-1516
NSN 6320-01-111-8851
NSN 6650-00-273-8732
NSN 6145-01-050-1187