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 5910-01-633-9963
NSN 5990-01-594-7470
NSN 5855-01-110-9564
NSN 5925-01-409-2616
NSN 5895-00-309-5259
NSN 5975-01-565-6537
NSN 6105-01-050-2473
NSN 4140-01-270-1067
NSN 6320-01-243-2276
NSN 5925-01-422-0431
NSN 4140-00-196-3638
NSN 5925-01-442-3792