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 6620-01-527-4423
NSN 6645-01-457-3810
NSN 5910-00-383-1993
NSN 6645-01-529-8822
NSN 6610-00-420-3089
NSN 4140-01-391-9994
NSN 6220-01-328-7523
NSN 6650-01-641-4153
NSN 6645-00-153-3834
NSN 6105-01-199-6970
NSN 6240-00-241-2288
NSN 5855-00-237-4088