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 5905-01-648-2685
NSN 6620-00-148-8307
NSN 6130-01-164-6752
NSN 5990-01-485-0260
NSN 5935-01-299-5574
NSN 6610-01-572-1715
NSN 5960-00-392-2945
NSN 5996-01-199-4148
NSN 7035-01-359-6108
NSN 6135-01-446-6010
NSN 6240-01-575-5049
NSN 6620-00-469-2502