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 5935-00-756-2828
NSN 5999-00-105-5515
NSN 5950-01-219-4928
NSN 5920-00-683-7883
NSN 5975-01-516-8350
NSN 6220-01-237-2488
NSN 2925-00-201-8247
NSN 5998-01-512-1883
NSN 5930-00-234-8622
NSN 5855-01-323-5394
NSN 6220-01-641-5918
NSN 6130-00-513-7740