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 6620-01-138-0089
NSN 5975-01-206-4792
NSN 2925-01-345-4816
NSN 6320-01-631-7828
NSN 5855-01-485-3429
NSN 2925-00-310-6236
NSN 5925-01-419-0832
NSN 5960-01-579-9493
NSN 5945-01-088-8071
NSN 5945-00-529-6058
NSN 6220-00-778-7213
NSN 6105-01-478-6400