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 5920-01-378-2490
NSN 5975-00-413-1051
NSN 5855-01-406-4821
NSN 6220-01-066-1193
NSN 5999-01-323-5807
NSN 5895-01-154-0151
NSN 2925-01-116-6838
NSN 5996-01-512-5595
NSN 5999-00-982-1037
NSN 5855-01-197-2774
NSN 5999-01-017-5352
NSN 5905-00-839-1139