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 5975-00-140-1825
NSN 5925-01-633-9434
NSN 5835-01-281-1655
NSN 5920-01-600-2194
NSN 5990-00-888-7761
NSN 4140-00-237-5797
NSN 5915-01-400-6125
NSN 5960-01-598-9072
NSN 5910-01-425-1773
NSN 6240-01-501-6320
NSN 5910-01-195-7570
NSN 6135-00-505-0679