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 4140-00-318-0159
NSN 5910-01-377-1429
NSN 6240-01-366-2948
NSN 6645-00-359-5463
NSN 5925-01-394-3725
NSN 6620-00-351-9949
NSN 5999-01-535-6822
NSN 6240-00-633-1243
NSN 5930-00-924-1000
NSN 6145-00-164-6952
NSN 5985-00-601-1528
NSN 6150-01-344-7635