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 5990-01-322-9781
NSN 5910-00-065-9827
NSN 6685-01-238-7969
NSN 5925-01-029-3315
NSN 6145-00-627-9010
NSN 6220-00-130-1258
NSN 6320-01-389-5853
NSN 5985-01-381-6674
NSN 5930-01-174-1643
NSN 5975-01-421-2230
NSN 5985-01-106-3305
NSN 5920-00-509-5073