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 5990-00-177-2924
NSN 6645-01-584-0892
NSN 5915-01-348-2242
NSN 5975-01-338-8422
NSN 6650-00-234-3275
NSN 5998-01-597-3191
NSN 5975-01-324-8982
NSN 6240-01-178-5604
NSN 6110-01-318-7690
NSN 4140-01-118-2619
NSN 6105-01-029-5753
NSN 4140-01-235-1757