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 5905-00-271-3672
NSN 5996-00-056-0160
NSN 5855-00-149-0766
NSN 5915-01-398-9831
NSN 6135-00-377-9165
NSN 6145-01-411-6454
NSN 6620-01-111-9064
NSN 2925-00-150-7334
NSN 6610-00-285-5366
NSN 5998-01-089-1292
NSN 5920-01-301-3837
NSN 6685-01-293-8132