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 5985-01-607-2497
NSN 4140-01-293-0587
NSN 5998-00-942-1943
NSN 6150-01-508-4207
NSN 5945-01-498-0790
NSN 6240-01-485-1136
NSN 6105-01-009-1456
NSN 6610-01-346-8241
NSN 5905-01-442-6616
NSN 5960-01-367-6153
NSN 5935-01-036-0209
NSN 6240-01-631-2906