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 6645-01-553-8500
NSN 6135-01-656-0761
NSN 5920-00-460-2899
NSN 4140-01-634-0330
NSN 5945-00-564-5449
NSN 6110-00-438-2370
NSN 5985-00-533-9665
NSN 5855-01-199-2046
NSN 5910-01-532-6872
NSN 5895-00-601-2735
NSN 6240-01-539-2806
NSN 6320-01-544-6447