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 5910-01-537-5826
NSN 5930-00-925-0831
NSN 2925-01-442-4171
NSN 5915-01-522-7416
NSN 5895-01-586-4750
NSN 4140-00-501-7833
NSN 5965-01-399-8454
NSN 5925-01-266-1093
NSN 6110-01-501-1478
NSN 6130-01-631-3527
NSN 5975-01-374-3803
NSN 6645-00-363-9775