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 5975-01-415-5771
NSN 5895-01-465-0611
NSN 5905-01-364-6896
NSN 5855-01-398-9548
NSN 6220-00-179-4324
NSN 5855-00-586-6255
NSN 5920-01-451-2482
NSN 4140-01-436-1878
NSN 6650-00-717-4464
NSN 6645-00-726-2716
NSN 6150-01-216-5468
NSN 5999-01-428-4401