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 4140-01-190-1023
NSN 5999-00-189-0032
NSN 5855-01-393-0774
NSN 5985-00-096-5510
NSN 5935-01-070-0698
NSN 6150-01-504-8884
NSN 6130-01-098-7175
NSN 5905-01-139-4377
NSN 6130-01-503-0208
NSN 5985-00-409-5604
NSN 5935-01-394-5187
NSN 5925-01-139-9972