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 6240-01-415-8479
NSN 6220-00-443-0589
NSN 2925-00-355-5130
NSN 5985-00-791-8301
NSN 5999-01-406-5623
NSN 5935-01-258-7718
NSN 6620-01-628-2620
NSN 6320-00-445-1187
NSN 5990-01-386-3040
NSN 5835-01-185-1102
NSN 5998-00-836-5602
NSN 5895-00-205-2924