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 6645-01-614-4838
NSN 6620-00-221-6639
NSN 5930-00-148-5166
NSN 6135-01-435-8451
NSN 6610-00-027-1284
NSN 5975-00-445-9926
NSN 5915-01-555-1380
NSN 6620-00-549-5644
NSN 5920-01-568-3556
NSN 5975-00-396-2255
NSN 5998-01-219-2217
NSN 4140-01-467-1986