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 6150-00-135-1561
NSN 6135-01-134-7222
NSN 2925-00-221-4977
NSN 5855-00-472-2055
NSN 6320-00-553-8427
NSN 6645-01-200-3577
NSN 6320-01-501-7935
NSN 6320-00-228-5678
NSN 5895-01-082-1211
NSN 6145-01-346-9709
NSN 7035-01-531-4750
NSN 5975-01-571-7912