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 4140-01-426-8428
NSN 6320-00-731-6134
NSN 5965-01-005-6617
NSN 5975-01-492-6399
NSN 6150-01-057-8719
NSN 5998-00-472-6283
NSN 6110-01-602-8575
NSN 5985-01-032-9247
NSN 5915-01-080-7253
NSN 5935-00-932-4233
NSN 2925-00-026-0005
NSN 5930-01-384-7318