Model: SR450B-580

Fluid Pressure Regulating Valve

Properties:

Body Material

Brass

Body Style

Straight thru

Furnished Items

Inlet pressure gage and outlet pressure gage

Media For Which Designed

Air and oxygen, gaseous and gas

First End Connection Type

Threaded internal pipe

First End Style Designator

Plain

First End Thread Size And Series/type Designator

0.250-18 npt

First End Thread Direction

Right-hand

Second End Relationship With First End

Not identical

Second End Connection Type

Threaded external pipe

Second End Style Designator

Plain

Second End Thread Size And Series/type Designator

0.250-18 npt

Second End Thread Direction

Right-hand

Flow Control Device

Diaphragm

Flow Control Device Material

Steel, corrosion resisting

End Connection Quantity

Regulation Type

1st stage manual, 2nd stage automatic

Manual Control Method

Tee handle

Valve Loading Method

Spring

Maximum Inlet Pressure Rating

3000.0 pounds per square inch

Filter

Included

Tempurature Rating

Between -40.0 degrees fahrenheit and 165.0 degrees fahrenheit

NSN

4820-00-293-3848

Part Number

SR450B-580

Description

Valve,regulating,fluid Pressure

CAGE

63026

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 SR450B-580 NSN 4820-00-293-3848

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:

4.0000lbs

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:

127220

UFC:

64490

LTL:

77.5

LCL:

WCC:

576

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