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 5990-00-288-1820
NSN 5975-00-052-9912
NSN 5905-01-596-6188
NSN 5945-01-577-5370
NSN 6220-01-199-3207
NSN 5985-00-019-0171
NSN 6645-01-509-3221
NSN 5920-01-183-3125
NSN 5925-00-284-3726
NSN 5985-00-659-3925
NSN 5999-01-580-7776
NSN 2925-00-275-1807