Model: 0781-4155

Fluid Pressure Regulating Valve

Properties:

Body Material

Steel, corrosion resisting, qq-s-763, class 302, 303, 304, 305, 310, or 316

Media For Which Designed

Argon and helium and nitrogen, water pumped

First End Connection Type

Threaded internal pipe

First End Style Designator

Plain

First End Thread Size And Series/type Designator

1/8-27 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

1/4-18 npt

Second End Thread Direction

Right-hand

Third End Relationship With Preceding Ends

Not identical with first or second end

Flow Control Device

Diaphragm

End Connection Quantity

Outlet Pressure Range

+4.0/+80.0 pounds per square inch

Regulation Type

Automatic single stage

Valve Loading Method

Dome

Maximum Inlet Pressure Rating

3000.0 pounds per square inch

Filter

Not included

NSN

4820-01-103-0052

Part Number

0781-4155

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 0781-4155 NSN 4820-01-103-0052

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:

051080

UFC:

29300

LTL:

RATING VARIABLE

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