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 5915-00-936-1424
NSN 5920-01-510-3933
NSN 5950-01-218-5639
NSN 5975-01-528-6800
NSN 5950-01-496-7544
NSN 5990-01-470-2565
NSN 6135-00-840-6451
NSN 6145-01-021-0636
NSN 5905-01-170-4414
NSN 5925-00-517-8512
NSN 5999-01-122-1816
NSN 5935-01-170-6671