1-1/4″ NPT Vacuum Relief Vent, Buna-N O-Ring, Vacuum 0.5 PSI, 316 SS

26BX21 is a 1-1/4″ NPT vacuum relief vent. These 316 stainless steel vents allow high volume air flow from IBC tanks where a vacuum is necessary. The vacuum relief feature increases discharge rate and prevents your tanks from deforming under negative tank pressures. This polyethylene vent provides for vacuum relief for your IBC tank. With an O-ring made out of Buna-N (nitrile), it has a vacuum vent with a PSI of 0.5. Besides IBC tanks, these vents are suitable for a variety of different applications such as portable chemical storage tanks, large fuel tanks, or any other container in which the internal pressure needs to be controlled.

Key benefits:

• Provides vacuum relief
• 316 Stainless Steel
• Buna-N O-ring
• Vacuum vent 0.5 PSI