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 5930-01-353-5140
NSN 6135-00-027-3914
NSN 4140-01-080-0513
NSN 5999-01-618-4586
NSN 6220-01-159-9080
NSN 5965-01-380-5875
NSN 6150-01-382-9305
NSN 5975-00-538-1793
NSN 6220-00-402-2373
NSN 5965-00-424-9636
NSN 5990-01-013-8464
NSN 5996-00-447-1810