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 4140-01-628-9921
NSN 6150-01-258-0323
NSN 5950-01-497-1823
NSN 6130-01-634-0603
NSN 5930-01-411-4980
NSN 6145-00-826-6676
NSN 5999-01-193-5774
NSN 4140-01-209-1980
NSN 6685-01-652-4381
NSN 5996-01-087-0414
NSN 6145-01-258-5828
NSN 4140-01-442-5155