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 5990-01-147-5225
NSN 6135-00-299-6918
NSN 6685-00-453-9357
NSN 5910-00-412-3972
NSN 6105-00-794-5810
NSN 4140-00-820-1145
NSN 5935-00-817-9981
NSN 5975-01-578-7263
NSN 4140-01-366-6666
NSN 5960-00-903-4152
NSN 5999-01-477-7353
NSN 5910-01-262-0114