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 6145-01-449-9796
NSN 7035-01-145-5059
NSN 5975-01-273-5966
NSN 5910-01-506-0302
NSN 2925-01-359-9818
NSN 4140-01-042-9066
NSN 5835-01-039-1814
NSN 6220-01-470-8208
NSN 7035-00-946-2642
NSN 6650-01-295-7896
NSN 5985-01-519-0247
NSN 5835-01-632-6627