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 6645-01-399-0661
NSN 5915-00-153-0002
NSN 5935-01-552-5735
NSN 6105-01-232-1094
NSN 5930-00-554-1064
NSN 5998-01-281-0645
NSN 4140-01-250-2600
NSN 5999-01-163-0331
NSN 6620-00-388-0047
NSN 6650-01-136-9194
NSN 5990-01-411-8548
NSN 6620-01-406-6840