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 6220-01-136-2765
NSN 5895-01-463-1940
NSN 6645-00-192-1152
NSN 5985-01-099-6973
NSN 5990-01-483-7313
NSN 6130-00-754-2950
NSN 5985-00-442-1626
NSN 4140-00-150-8265
NSN 6145-01-068-3234
NSN 4140-01-579-2450
NSN 6135-01-620-1306
NSN 5905-01-516-5366