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 6620-01-647-8261
NSN 5990-01-056-6413
NSN 5915-01-429-8953
NSN 6685-01-242-6490
NSN 6135-01-506-4791
NSN 6110-00-012-2389
NSN 6650-01-657-1395
NSN 5920-00-539-4168
NSN 5996-00-067-5219
NSN 2925-01-601-5050
NSN 6220-01-582-8552
NSN 6105-01-209-4866