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OPW 523V Pressure Vacuum Vent

A Variety of Pressure/Vacuum Settings - 3" water column, 1 oz., 8 oz., 12 oz. pressure settings and 8" water column or 1/2 oz. vacuum settings are factory preset and tested.
Reliable Service - A self-guided popppet assembly ensures consistent seating of the pressure/vacuum valve.
Corrosion-Resistant Construction - A Duratuff composite body assures a long service life.
Easy Installation - The 523V is available in 2" and 3" threaded versions or slip-on models that provide for attachment to the vent line with allen head screws and radial setting "O-Ring."
CARB Approval letter #98-01.
Underwriters Laboratory Listed
Complies with NFPA 30 Requirements - for venting gasoline vapors upward.
High Maximum Flow Rate - 7000 SCFH at 2 psi pressure drop.
40-Mesh Staniless Steel Wire Screen - Helps prevent debris and insects from entering the tank vent lines.




OPW 523V Pressure Vacuum Vent
SkuDescriptionBody SizeColor12+Qty
OPW523V11008 oz pres., 1/2 oz. vac. slip-on2"Red$65.82$63.85
OPW523V22501 oz. pres., 1/2 oz. vac. slip-on2"Silver$88.37$85.72
OPW523V235012 oz pres., 1/2 oz vac. slip-on2"Blue$76.65$74.35
OPW523V31508 oz pres., 1/2 oz. vac. slip-on3"Red$88.37$85.72
OPW523V32501 oz. pres., 1/2 oz. vac. slip-on3"Silver$96.36$93.47
OPW523V335012 oz pres., 1/2 oz vac. slip-on3"Blue$86.64$84.04
OPW523V11508 oz pres., 1/2 oz. vac. thread-on2"Red$76.65$74.35
OPW523V22001 oz. pres., 1/2 oz. vac. thread-on2"Silver$69.43$67.35
OPW523V230012 oz pres., 1/2 oz vac. thread-on2"Blue$64.02$62.10
OPW523V31008 oz pres., 1/2 oz. vac. thread-on3"Red$82.06$79.59
OPW523V32001 oz. pres., 1/2 oz. vac. thread-on3"Silver$91.97$89.21
OPW523V330012 oz pres., 1/2 oz vac. threaed-on3"Blue$80.45$78.03