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 5945-01-436-4919
NSN 2925-01-596-9448
NSN 5920-01-360-5681
NSN 5920-00-626-3287
NSN 5965-01-039-2795
NSN 5915-00-162-9479
NSN 6610-00-904-4839
NSN 4140-00-722-3154
NSN 5999-00-935-3361
NSN 5925-01-422-0431
NSN 2925-00-038-0596
NSN 5930-01-556-2635