Model: CRR51-250GR

Fluid Pressure Regulating Valve

Properties:

Body Material

Steel, qq-s-763, class 316

Outside Surface Treatment

Passivated

Body Style

Straight thru

Furnished Items

Automatic relief valve and inlet pressure gage and outlet pressure gage

Media For Which Designed

Gas, corrosive and liquid, corrosive

First End Connection Type

Threaded internal pipe

First End Style Designator

Plain

First End Thread Size And Series/type Designator

1/4-18 nptf

First End Thread Direction

Right-hand

Second End Relationship With First End

Identical

Seat Material

Plastic, kel-f-81, minnesota mining and mfg co and steel, corrosion resisting

Flow Control Device

Poppet

Flow Control Device Material

Steel, qq-s-763, class 316

End Connection Quantity

Outlet Pressure Range

+13.0 to 125.0 pounds per square inch

Regulation Type

1st stage manual, 2nd stage automatic

Manual Control Method

Tee handle

Valve Stem Design

Single seat

Valve Loading Method

Spring

Maximum Inlet Pressure Rating

3000.0 pounds per square inch

Filter

Not included

Tempurature Rating

Between -65.0 degrees fahrenheit and 180.0 degrees fahrenheit

NSN

4820-01-032-1411

Part Number

CRR51-250GR

Description

Valve,regulating,fluid Pressure

CAGE

91816

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 CRR51-250GR NSN 4820-01-032-1411

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

3.6000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

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

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Schedule B and Export

Schedule B: 8481809015
SITC: 74780
End Use: Industrial machines, other
NAICS: 332911
USDA: 1

Freight Class: Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level