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 5920-01-044-5621
NSN 5985-00-846-6442
NSN 6240-01-371-3020
NSN 7035-01-526-5393
NSN 5915-01-207-1416
NSN 5930-00-115-8014
NSN 5935-01-514-0507
NSN 5930-01-080-9724
NSN 5925-01-551-4116
NSN 5996-01-320-3055
NSN 5960-01-290-5347
NSN 6135-01-495-0933