Buna-n
No other part numbers with same form, fit, and function found.
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 6220-01-348-9620
NSN 5920-00-204-8125
NSN 5920-01-494-0688
NSN 4140-00-518-2744
NSN 5920-01-370-4376
NSN 6645-01-492-1055
NSN 6320-01-521-1764
NSN 6610-00-920-8057
NSN 6650-01-272-9746
NSN 5915-01-014-6309
NSN 6610-00-245-6177
NSN 5985-01-248-2354