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 5910-01-231-4476
NSN 6145-01-576-7848
NSN 6645-00-973-0178
NSN 5920-00-920-7956
NSN 2925-01-288-0971
NSN 6220-01-542-4671
NSN 5996-00-132-4203
NSN 5998-00-173-7994
NSN 5996-00-514-7678
NSN 6650-01-506-5636
NSN 5985-01-627-1207
NSN 5975-01-336-2178