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 6320-01-512-2031
NSN 5935-01-477-8854
NSN 2925-01-048-8464
NSN 5990-01-525-2250
NSN 5905-01-268-3478
NSN 6105-01-115-6117
NSN 5975-01-175-5093
NSN 6130-01-364-0894
NSN 5990-01-476-9956
NSN 6240-01-071-0484
NSN 6105-00-959-5468
NSN 6130-01-246-3310