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 6645-01-152-1092
NSN 6620-01-261-2985
NSN 5915-00-754-8614
NSN 5960-01-497-4572
NSN 6650-01-534-2391
NSN 6240-01-277-7962
NSN 5950-01-139-1473
NSN 5835-01-259-0859
NSN 5835-00-841-2650
NSN 6610-00-960-9135
NSN 6620-01-011-0880
NSN 5990-00-351-5479