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 5945-01-388-1997
NSN 6240-00-866-6239
NSN 6220-01-345-4865
NSN 5855-01-278-8922
NSN 6610-00-903-0714
NSN 6645-01-160-1545
NSN 5910-00-836-9674
NSN 5998-00-105-1137
NSN 5990-01-121-1175
NSN 6135-01-445-6589
NSN 5930-00-252-4959
NSN 2925-01-327-3069