About this item Size: Thread size of 6an weld bung is 9/16-18 UNF. Material: Made of aluminum alloy 6061-T6. Sealing: The AN thread of the flare is sealed by a 37 degree angle. Parameter: Max pressure: 1000PSI(68.94bar), Operating temperature: - 65℉ to 252℉. Note: Can not be screwed too tightly when using, otherwise it will deform the 37 degree valve seat and cause leakage.
