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 5905-01-170-4111
NSN 5835-01-040-5201
NSN 5965-00-566-4221
NSN 5975-01-646-8859
NSN 6145-00-408-9976
NSN 5985-00-597-2966
NSN 6685-01-519-9250
NSN 5960-00-475-4950
NSN 5990-01-633-9503
NSN 5985-00-554-4599
NSN 6105-00-364-3669
NSN 5975-00-207-9695