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 5915-01-234-7475
NSN 6620-00-937-5931
NSN 6650-00-112-8361
NSN 6150-00-972-8063
NSN 5910-01-145-9854
NSN 5935-00-389-7160
NSN 2925-01-185-9144
NSN 6145-00-517-6666
NSN 6650-01-462-0830
NSN 6645-01-123-9277
NSN 5920-01-225-9341
NSN 5950-01-498-2650