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 5960-01-252-8821
NSN 6145-01-651-8880
NSN 5975-01-332-8457
NSN 6150-01-060-6983
NSN 6650-00-736-8456
NSN 5915-00-288-0071
NSN 5998-01-243-0420
NSN 5996-01-433-2777
NSN 5905-01-583-6745
NSN 4140-00-593-8425
NSN 5965-01-563-0489
NSN 5985-00-225-9475