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 6240-01-442-7746
NSN 5975-01-394-2885
NSN 5855-00-004-0904
NSN 7035-00-679-9027
NSN 6620-00-251-0569
NSN 6130-00-466-8555
NSN 6320-01-514-6141
NSN 6610-00-273-9019
NSN 6240-01-141-5230
NSN 5975-01-558-3797
NSN 5930-01-180-9899
NSN 7035-01-441-9509