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 4140-01-389-1999
NSN 6320-01-125-3361
NSN 5935-00-606-8238
NSN 5910-00-104-8320
NSN 5915-01-208-3924
NSN 5930-01-388-0048
NSN 5855-01-432-0524
NSN 5998-01-541-9428
NSN 5905-00-113-9274
NSN 5925-00-100-5760
NSN 5905-00-137-9960
NSN 5910-00-378-1254