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 6620-00-450-6990
NSN 6610-01-416-0652
NSN 6610-01-412-5776
NSN 5990-00-644-3365
NSN 6220-00-671-0384
NSN 6105-01-193-1242
NSN 2925-01-364-7926
NSN 5975-01-326-2264
NSN 5985-01-206-4729
NSN 6240-01-010-6890
NSN 5999-01-416-6017
NSN 5920-00-351-8428