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 5990-01-303-6110
NSN 5920-00-125-0856
NSN 7035-01-293-1971
NSN 5835-01-228-4474
NSN 5895-00-803-4596
NSN 6685-01-363-2765
NSN 5835-01-229-6964
NSN 5925-01-450-1808
NSN 6320-00-925-0558
NSN 6220-00-199-9401
NSN 5990-00-932-3070
NSN 5855-01-330-3669