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 5998-01-091-4514
NSN 6145-01-119-3746
NSN 4140-01-280-3872
NSN 5985-00-027-2777
NSN 5990-01-324-7529
NSN 5960-01-496-7837
NSN 6685-01-026-0111
NSN 6620-01-486-8002
NSN 5835-01-647-6426
NSN 5960-00-452-0452
NSN 5930-01-634-0659
NSN 5935-00-622-6760