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Tank Truck Fittings
775
DPL116
877.963.4966 •
dixonvalve.comS
Automatic Pressure / Vacuum Relief Caps
For stationary fuel tanks
For mobile fuel tanks
Features:
•
normally closed, stops fuel evaporation and airborne contaminants
•
lockable
•
relieves both pressure and vacuum buildup in fuel tanks
•
two styles available, choose for stationary or mobile fuel storage tanks as listed below
Note: Pressure/vacuum relief caps should be routinely inspected to ensure correct operation and particularly to ensure
that the relieving components are free to move and that the air flow path is unblocked.
Standard Vent Cap
Feature:
•
relieves vacuum at .7 Hg (.33 PSI) and pressure at 2 PSI, 20 SCFM flow
Male NPT
Zinc
Part #
Price/E
2"
2000L
$45.85
2½"
2500L
48.30
Feature:
•
relieves vacuum relief at 1" Hg (.5 psig), and pressure at between 7.5 and 9 psig
Male NPT
Zinc
Part #
Price/E
2"
200-PV-9
$99.90
Features:
•
allows venting of tank to atmosphere at all times
•
also referred to as a breather cap
•
aluminum body
•
does not have pressure or vacuum valves
Male NPT
Aluminum
Part #
Price/E
2½"
2500SFV
$43.20