Features:

• Sherwood tank burst disc one-piece assembly.
• Made with maritime class brass chromed material.
• The nut has three pressure relief holes.
• These are also One-piece units structure.
• Service pressure 3000 psi / Burst pressure 5000 psi.
• 1/2-20 S13 hex thread size.
• Fits Sherwood and Harrison tank valves.
• Refer to your manufacturers recommended torque specs for tightening Standard is 80 inch pounds.

Description:

These are 1/2-20 threaded burst disks! Please check to make sure you are purchasing the correct size! Most companies use a 3/8" thread on their burst disks and these are smaller in size as a way to tell!!

A specially designed burst-disc assembly that distributes escaping air evenly so your tank won't spin or tip if your burst disc vents.