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 6240-01-401-5340
NSN 5935-00-007-3848
NSN 5950-00-617-8894
NSN 5950-00-005-0188
NSN 4140-01-137-3264
NSN 6220-00-008-7508
NSN 5930-00-269-2594
NSN 5855-00-160-2286
NSN 6650-01-381-7172
NSN 5960-00-126-1654
NSN 2925-01-489-1394
NSN 5895-00-832-9351