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 5915-01-275-5874
NSN 5990-01-632-0969
NSN 6610-00-367-9603
NSN 6130-01-437-5576
NSN 6620-01-602-8402
NSN 5998-00-233-2128
NSN 5925-01-058-1853
NSN 6650-01-083-9706
NSN 5965-01-463-8176
NSN 6620-00-905-6590
NSN 6130-01-466-5833
NSN 5905-01-224-8493