Model: R4R-03-531-31-B5

Fluid Pressure Regulating Valve

Special Features:

Subplate mounting, 1/4" nptf - thread on pilot head (x-port). Manufacturer calls this a pilot operated reducer valve.

Properties:

Furnished Items

External pilot valve

Media For Which Designed

Hydraulic oil

Flow Control Device

Ball, ported

End Connection Quantity

Mounting Facility

Subplate

Regulation Type

Automatic single stage

End Application

Pressure reducing station, elevator, aircraft carrier

Valve Size

0.250 inches

Part Name Assigned By Controlling Agency

Pilot operated pressure reducing valve, threaded body

NSN

4810-01-520-5812

Part Number

R4R-03-531-31-B5

Description

Valve,regulating,fluid Pressure

CAGE

9F512

A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed gas(es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1), fluid pressure regulating, aircraft.

Part R4R-03-531-31-B5 NSN 4810-01-520-5812

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

27565

FIIG:

A21100

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

127200

UFC:

64480

LTL:

85.0

LCL:

WCC:

594

TCC:

SHC:

ACC:

Construction Materials

Pricing & Availability Check

Submit this form for stock availability and pricing.

How to Order

Ordering from buyaircraftparts.com

If you would like to order this fluid pressure regulating valve (NSN 4810-01-520-5812) please submit the pricing and availability form above to receive an up to date quote by email. If you agree to the pricing and terms you can e-sign your order online!

We are pleased to have the opportunity to serve you.

Have a Question

Hours:	08:00-18:00 Eastern Standard Time
Phone:	+1 470-231-0824
Email:	Contact Form »

Schedule B and Export

Schedule B: 8481400000
SITC: 74740
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Safety or relief valves