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 4140-01-057-4152
NSN 6150-01-181-2723
NSN 6645-00-381-9272
NSN 5920-01-065-9148
NSN 5999-01-088-1225
NSN 6320-01-422-1212
NSN 7035-01-555-8793
NSN 5935-01-398-1226
NSN 5985-01-446-5950
NSN 5930-01-136-5151
NSN 6685-00-239-7469
NSN 5915-00-708-8692