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 5975-00-976-5780
NSN 5925-00-111-5063
NSN 2925-00-852-6708
NSN 6145-00-635-9957
NSN 5945-00-818-1511
NSN 5945-01-438-2170
NSN 5920-01-149-8386
NSN 5999-00-462-9326
NSN 6685-01-334-9393
NSN 5910-00-901-0824
NSN 5920-01-567-9966
NSN 6145-01-463-8229