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 5975-00-224-6022
NSN 4140-01-524-3276
NSN 5905-00-904-3763
NSN 2925-00-918-0859
NSN 5975-01-380-6693
NSN 6650-00-219-7220
NSN 5925-01-429-0392
NSN 5975-01-381-2404
NSN 5935-01-413-8669
NSN 5920-01-082-7497
NSN 5945-01-463-9136
NSN 6320-01-176-8367