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 6110-01-036-7239
NSN 2925-00-998-3510
NSN 4140-01-347-6503
NSN 5965-01-572-7803
NSN 5960-01-452-1907
NSN 6145-01-440-4445
NSN 5925-00-764-4686
NSN 6150-00-901-6722
NSN 5999-01-492-8401
NSN 5905-01-341-1188
NSN 6685-01-573-6164
NSN 5985-00-133-4038