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 6320-01-512-2031
NSN 7035-01-086-0963
NSN 5998-01-225-0561
NSN 4140-00-775-4670
NSN 5930-00-660-6774
NSN 5935-00-840-9435
NSN 5930-01-461-3650
NSN 6650-01-604-7642
NSN 5990-00-258-0228
NSN 6150-00-529-8419
NSN 6685-01-412-6442
NSN 6620-01-289-8486