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 5990-00-840-6571
NSN 6220-00-823-6688
NSN 6240-00-143-6558
NSN 5945-00-950-3477
NSN 6685-00-145-5269
NSN 6320-01-064-0372
NSN 5950-01-417-1500
NSN 6620-00-060-0549
NSN 6685-00-793-3391
NSN 5915-00-493-0494
NSN 4140-00-285-6042
NSN 5930-00-062-0223