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 6650-00-434-0188
NSN 6130-01-536-0190
NSN 7035-00-320-5644
NSN 5996-01-186-5671
NSN 4140-01-422-5049
NSN 6150-01-624-3060
NSN 5835-00-187-1481
NSN 5905-01-351-2502
NSN 5990-01-417-4402
NSN 5945-01-126-5915
NSN 5925-00-337-8138
NSN 6620-01-155-6564