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 6320-01-585-8468
NSN 6685-01-382-9459
NSN 6130-01-497-9572
NSN 4140-01-451-9841
NSN 6105-00-533-3142
NSN 5960-00-833-9154
NSN 5905-00-881-0488
NSN 5950-01-227-9932
NSN 5950-01-314-6384
NSN 6150-00-845-0874
NSN 6320-01-519-8767
NSN 5835-01-541-9991