3

3" Pressure Relief Valve - 22-80 PSI (Preset 80 PSI) - FNPT

3

3" Cast Iron Pressure Reducing Valve - Hydraulic - Flanged - Up to 232 PSI

2" Cast Iron Pressure Reducing Valve - Hydraulic - NPT - Up to 232 PSI

$225.00

2" cast iron hydraulic pressure reducing valve with NPT connection. No external power needed - uses line pressure to automatically reduce upstream pressure to a constant, adjustable downstream setting. Protects drip tape, filters, sprinklers, and other pressure-sensitive equipment. Opens fully on pressure drop to maintain flow during demand surges. Heavy-duty cast iron body (GG20/25). Up to 232 PSI, 264 GPM.

Size2"
ConnectionNPT
Max Operating Pressure232 PSI
Min Operating Pressure8 PSI
Max Recommended Flow264 GPM
Body MaterialCast Iron (GG20/25)
OperationHydraulic (line pressure driven)
Availability: In stock
SKU
MRP-PA2
Ships Same Day
All orders placed by 12 PM local warehouse time will ship the same day. Some exclusions apply. Delivery time may increase if item isn't available in closest warehouse.
Delivery time: 2-4 business days

2" Cast Iron Pressure Reducing Valve - NPT

Features:

  • Hydraulic pressure control — line pressure driven, no external power needed
  • Protects downstream drip tape, filters, and sprinklers from pressure spikes
  • Opens fully upon line pressure drop, ensuring uninterrupted flow during demand surges
  • Heavy-duty cast iron body (GG20/25) for years of reliable service in agricultural environments
  • Diaphragm-actuated design provides precise, stable pressure regulation

Common Applications:

Mainline pressure reduction for drip irrigation zones, filter station inlet protection, pump discharge regulation, and zone pressure management on farms with variable elevation or long mainline runs.

Head Loss

Download Specification Sheet

Dimensions - Inches

Size H W L
2" 3.88 5.75 8.25
3" 7.88 7.88 10.62
4" 8.62 10.13 13.75

Dimensions - Millimeters

Size H W L
50 99 145 210
80 199 199 270
100 220 258 350