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 5990-01-633-9503
NSN 6610-01-633-8931
NSN 6320-00-681-1324
NSN 5855-01-380-6186
NSN 5998-00-959-4314
NSN 5925-01-568-8914
NSN 5950-00-269-2698
NSN 5998-01-576-0391
NSN 6620-01-050-2866
NSN 5985-01-243-1872
NSN 7035-01-101-5111
NSN 6145-01-188-1530