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 4140-01-413-4690
NSN 5855-00-821-7512
NSN 6620-01-192-3927
NSN 6220-01-199-9080
NSN 5998-01-534-7122
NSN 5930-00-727-1974
NSN 6240-01-123-0968
NSN 6645-00-893-0765
NSN 5975-00-613-2345
NSN 5996-00-525-1777
NSN 5996-00-935-2647
NSN 6320-01-578-6006