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 6240-01-255-5080
NSN 5996-01-574-0898
NSN 6220-00-777-5223
NSN 4140-01-023-8098
NSN 6135-00-432-8779
NSN 6620-01-029-3705
NSN 5935-01-474-2655
NSN 5950-01-437-9051
NSN 5930-00-847-2785
NSN 5905-01-591-4744
NSN 6240-01-160-7934
NSN 6320-01-495-6893