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Fisher-P-D Series

D Series Pressure Reducing Pilot

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Product Description

Spence Pressure Regulator is a combination of D Series pilot and a Type E main valve. This regulator reduces a steady or varying initial pressure to a constant, adjustable delivery pressure. The D Series Pressure Reducing Pilot is a normally closed design with a packless construction. Can be used in conjuction with other pilots. Spring pressure ranges from 30 inches vacuum to 300 PSI.

Features

  • Thick-walled Bodies
  • Low Resistance-to-Flow for Increased Pump and Hose Service

Specifications

Available Configurations
D138: Single back check valve with 2 x 2-1/4 (MNPT x ACME) connections
D139: Single back check valve with 3 x 3-1/4 (MNPT x ACME) connections
D140: Double back check valve with 2 x 2-1/4 (MNPT x ACME) connections
D141: Double back check valve with 3 x 3-1/4 (MNPT x ACME) connections
Temperature Capabilities
-20 to 160°F / -29 to 71°C

Documents & Drawings