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 5945-01-538-1156
NSN 6145-01-611-5118
NSN 5905-01-520-8929
NSN 6320-00-588-2401
NSN 6130-00-816-7981
NSN 6130-00-833-7763
NSN 6240-01-070-2483
NSN 5935-01-113-1369
NSN 6650-01-467-8818
NSN 4140-00-354-4117
NSN 5950-00-155-4753
NSN 5915-01-237-2480