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 5990-01-139-6042
NSN 5999-00-525-4320
NSN 5905-01-487-8868
NSN 6130-01-371-1808
NSN 6220-00-535-3230
NSN 5960-01-101-9029
NSN 5975-01-053-8308
NSN 6150-01-385-1455
NSN 5945-01-542-8744
NSN 6645-01-157-9080
NSN 6610-00-949-9792
NSN 2925-00-159-9003