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 5920-01-123-9854
NSN 5915-01-137-1392
NSN 6240-01-242-0149
NSN 6685-01-657-4648
NSN 5998-00-953-1326
NSN 6320-01-409-1388
NSN 5930-00-444-9544
NSN 2925-01-632-3384
NSN 5950-00-558-1413
NSN 4140-00-450-6217
NSN 5960-00-615-8001
NSN 5945-01-334-6016