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 6240-00-383-7668
NSN 5910-01-410-7749
NSN 5990-01-264-6512
NSN 6240-01-332-9214
NSN 6320-00-809-5744
NSN 6645-01-400-2119
NSN 5835-00-867-0291
NSN 6240-01-303-6174
NSN 4140-01-158-6507
NSN 5910-01-348-7816
NSN 5910-01-018-0851
NSN 6220-01-622-1315