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 5855-01-616-1870
NSN 6240-00-141-6143
NSN 5965-01-605-0090
NSN 6145-01-200-2176
NSN 6620-01-258-2570
NSN 6220-00-305-0801
NSN 5905-00-226-5566
NSN 5950-00-182-8204
NSN 6685-00-227-6750
NSN 5985-00-644-9752
NSN 2925-01-076-5219
NSN 5920-01-129-8087