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 5930-00-222-4721
NSN 4140-00-443-3204
NSN 5935-01-006-6549
NSN 5996-00-333-0928
NSN 6145-01-451-9088
NSN 6320-01-607-1491
NSN 5925-01-169-6401
NSN 5996-01-283-4338
NSN 5935-00-903-4174
NSN 6130-01-500-1318
NSN 6240-01-208-6229
NSN 5895-01-524-6234