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 6620-01-172-5497
NSN 5935-00-618-0209
NSN 5855-01-556-2665
NSN 6145-00-112-1449
NSN 7035-01-391-7470
NSN 2925-01-462-1620
NSN 5960-00-943-0508
NSN 6620-01-442-7951
NSN 6620-01-457-9476
NSN 6150-01-311-3914
NSN 5985-01-527-8824
NSN 5965-01-633-8849