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 2925-01-578-7731
NSN 6645-01-086-4509
NSN 4140-01-387-0331
NSN 5910-01-492-6889
NSN 5990-01-288-7393
NSN 5855-00-010-6492
NSN 6240-01-238-1681
NSN 5999-01-094-5666
NSN 5920-01-167-5029
NSN 5998-00-011-3426
NSN 5950-01-591-3244
NSN 6620-01-593-0817