Model: NAP391

Fluid Pressure Regulating Valve

Special Features:

Union joint both ends

Properties:

Body Material

Bronze

Body Style

Straight thru

Furnished Items

Brazing ring

Media For Which Designed

Water, fresh

First End Connection Type

Unthreaded internal pipe

First End Style Designator

Socket w/brazing ring

First End Pipe Size Accommodated

1.250 inches

Second End Relationship With First End

Identical

Seat Material

Nickel copper alloy

End Connection Quantity

Renewable Seat Ring Type

Threaded

Outlet Pressure Range

+10.0/+55.0 pounds per square inch

Regulation Type

Manual single stage

Valve Stem Design

Single seat

Valve Loading Method

Spring

Maximum Inlet Pressure Rating

150.0 pounds per square inch

Filter

Not included

Tempurature Rating

150.0 degrees fahrenheit

NSN

4820-00-529-3706

Part Number

NAP391

Description

Valve,regulating,fluid Pressure

CAGE

70667

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 NAP391 NSN 4820-00-529-3706

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:

127220

UFC:

64490

LTL:

77.5

LCL:

77.5

WCC:

594

TCC:

SHC:

ACC:

Trailers/Vehicles

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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