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 5930-00-401-9407
NSN 6240-00-617-9599
NSN 5925-01-407-7300
NSN 4140-01-164-4935
NSN 5990-00-926-4324
NSN 5990-00-505-1546
NSN 2925-01-649-7543
NSN 6110-01-234-8227
NSN 6135-01-101-5039
NSN 6240-01-220-4373
NSN 5905-00-558-6968
NSN 6110-01-329-8512