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 5915-01-389-1065
NSN 6645-01-379-2769
NSN 5920-00-433-1854
NSN 5998-01-617-5817
NSN 5855-01-230-4665
NSN 6150-01-145-0396
NSN 5999-01-428-1662
NSN 6650-01-391-6461
NSN 5925-01-426-1818
NSN 5910-01-156-1503
NSN 5990-00-644-3365
NSN 6620-00-955-6122