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 5990-01-184-2550
NSN 5965-01-026-9865
NSN 5985-00-274-4062
NSN 6135-01-415-1163
NSN 5996-01-640-6852
NSN 6240-00-419-4301
NSN 5985-01-444-2111
NSN 6650-00-283-0978
NSN 2925-00-898-9135
NSN 6645-01-495-0939
NSN 6220-00-006-5157
NSN 6240-01-026-0032