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 5925-01-326-2666
NSN 5975-00-179-4708
NSN 5935-01-500-6034
NSN 5905-00-752-0099
NSN 2925-00-295-8109
NSN 5905-01-420-7658
NSN 5998-01-461-8083
NSN
NSN 6130-00-898-1874
NSN 6320-01-106-4414
NSN 4140-00-203-3895
NSN 6105-00-686-5995