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 5930-01-449-0621
NSN 5835-01-578-3443
NSN 5930-00-017-2893
NSN 5920-00-669-8538
NSN 5905-01-514-7349
NSN 5996-01-136-9353
NSN 5855-00-361-0167
NSN 4140-01-227-1342
NSN 5960-01-641-5493
NSN 2925-00-936-0188
NSN 5925-01-442-7357
NSN 5965-00-997-5764