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 6150-01-410-9061
NSN 6320-00-725-0754
NSN 5975-01-011-0820
NSN 5835-01-328-6626
NSN 5905-01-309-0488
NSN 6145-00-170-5274
NSN 5975-00-660-3589
NSN 6650-00-530-4277
NSN 6240-00-836-4980
NSN 5950-01-588-5538
NSN 5975-01-123-9111
NSN 6145-01-498-3140