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 6220-01-304-0855
NSN 5855-00-058-1293
NSN 6105-01-281-9995
NSN 6320-01-262-8642
NSN 5925-01-160-7609
NSN 5920-00-892-2640
NSN 5930-01-287-7805
NSN 5996-01-580-4604
NSN 5935-00-576-0198
NSN 5996-01-539-5995
NSN 5998-00-004-5822
NSN 6620-01-535-4358