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 5895-01-633-9199
NSN 6645-01-219-5911
NSN 6220-01-310-2513
NSN 6645-00-845-1071
NSN 4140-01-535-5269
NSN 5950-01-406-4603
NSN 5920-01-580-7753
NSN 5990-01-141-3562
NSN 6150-01-413-8037
NSN 5855-01-520-8747
NSN 6105-00-446-7757
NSN 6650-01-466-5997