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 5920-01-491-7804
NSN 6685-00-823-7790
NSN 6620-01-068-6224
NSN 6645-00-405-1077
NSN 5895-01-436-8337
NSN 5990-01-575-3275
NSN 5950-01-014-6610
NSN 5935-00-259-7003
NSN 6645-01-423-7760
NSN 6320-01-364-1840
NSN 5975-01-100-3222
NSN 5985-00-550-7754