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 6145-00-881-4201
NSN 6620-01-514-0754
NSN 5965-01-157-2403
NSN 2925-01-270-1124
NSN 5945-00-836-8599
NSN 5985-01-440-8827
NSN 4140-00-423-6663
NSN 5998-01-102-0287
NSN 5975-01-196-0648
NSN 5985-00-276-3415
NSN 5910-00-463-9982
NSN 5975-01-253-7268