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 6110-00-075-5660
NSN 6610-01-356-7471
NSN 4140-01-236-8856
NSN 6320-01-492-1976
NSN 6610-00-719-6882
NSN 6610-01-616-1334
NSN 5990-01-003-2627
NSN 5905-01-340-2472
NSN 6105-01-433-2204
NSN 4140-01-378-2651
NSN 6320-01-096-6649
NSN 2925-00-312-8568