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 4140-01-367-0791
NSN 6645-00-183-8812
NSN 6620-01-401-5356
NSN 6150-01-029-5329
NSN 6650-00-950-4107
NSN 5855-00-058-1293
NSN 5905-00-630-9777
NSN 5905-01-658-2355
NSN 5985-00-731-1856
NSN 5998-00-760-3502
NSN 5920-01-255-0816
NSN 5925-01-573-1592