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 5990-01-190-7328
NSN 5910-01-208-0819
NSN 6645-01-656-5129
NSN 5998-01-111-8681
NSN 6645-00-192-1152
NSN 4140-00-557-7001
NSN 6145-01-564-1521
NSN 5990-00-296-4825
NSN 5920-01-053-0987
NSN 5905-01-120-6033
NSN 6145-01-541-5056
NSN 5998-01-146-5352