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 5975-00-480-7902
NSN 5855-00-862-3345
NSN 5925-01-386-6188
NSN 6650-01-155-1555
NSN 5985-01-329-6269
NSN 6645-01-243-0468
NSN 5920-01-610-7598
NSN 6645-01-130-8899
NSN 5920-01-497-7618
NSN 7035-00-679-9027
NSN 5930-00-120-1048
NSN 6145-01-327-3328