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 6150-01-234-4636
NSN 5925-01-569-1558
NSN 5905-00-871-2982
NSN 5930-00-362-6737
NSN 6130-01-068-3362
NSN 6220-01-573-2821
NSN 5975-00-760-6340
NSN 5915-00-959-5454
NSN 5985-00-152-8832
NSN 5920-01-140-1120
NSN 4140-01-563-8482
NSN 5925-00-302-4637