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 6150-01-232-9617
NSN 5990-01-348-9829
NSN 6150-01-616-2377
NSN 5920-01-051-6638
NSN 5950-01-132-1618
NSN 6320-01-029-4220
NSN 5996-01-423-7266
NSN 5998-00-670-0369
NSN 6135-00-635-9187
NSN 5930-01-127-8159
NSN 6220-01-063-9543
NSN 5935-01-359-8216