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 5960-01-605-9921
NSN 5960-01-288-8910
NSN 6645-00-896-9430
NSN 5915-01-237-2480
NSN 7035-01-040-1180
NSN 6110-00-514-2639
NSN 5965-01-587-8853
NSN 5990-00-170-4239
NSN 5930-01-214-4800
NSN 5999-01-528-1265
NSN 7035-01-632-1212
NSN 5920-00-156-7961