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 6620-00-555-3992
NSN 5915-01-469-6409
NSN 6240-01-542-5602
NSN 5996-00-071-4000
NSN 5905-01-409-1942
NSN 6145-01-535-6220
NSN 5985-01-511-1236
NSN 5960-01-027-8833
NSN 6320-01-344-6511
NSN 4140-01-160-8934
NSN 5975-01-091-1877
NSN 5895-01-158-9142