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 5930-00-388-6758
NSN 6650-01-657-1395
NSN 6145-01-132-2279
NSN 5930-00-316-3689
NSN 6320-01-094-2634
NSN 5965-01-295-1125
NSN 5855-01-244-9785
NSN 6610-01-440-9913
NSN 5975-01-152-9353
NSN 6145-01-252-0394
NSN 6645-00-033-8714
NSN 5925-01-392-9977