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 6320-01-412-2973
NSN 5975-00-734-6243
NSN 4140-01-006-1264
NSN 5920-01-003-8110
NSN 5999-01-208-7943
NSN 6150-01-445-4003
NSN 5905-01-202-2971
NSN 6620-00-736-8457
NSN 5950-01-471-4522
NSN 6650-01-416-9869
NSN 5950-00-252-4953
NSN 6645-01-408-6568