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 6320-01-631-7828
NSN 5930-01-425-1902
NSN 4140-01-536-9823
NSN 6685-01-462-0141
NSN 6610-00-374-1563
NSN 5910-00-241-8498
NSN 5905-00-132-6893
NSN 6620-01-207-0667
NSN 5910-01-446-3167
NSN 5945-01-047-0187
NSN 6240-01-420-6495
NSN 6135-01-578-8642