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.
NSN 4140-01-548-6910
NSN 6110-00-636-1234
NSN 6105-00-189-0515
NSN 6320-01-562-1599
NSN 5920-00-164-4872
NSN 5950-00-228-0818
NSN 5915-00-739-1281
NSN 6650-01-519-9165
NSN 5935-00-728-5806
NSN 6685-01-445-8939
NSN 5895-01-359-4224
NSN 5985-01-631-8529