Model: 40397-904

Fluid Pressure Regulating Valve

Special Features:

Spring and grooved tailpiece required for this item

Properties:

Body Material

Copper alloy

Body Style

Straight thru

Stem Material

Nickel copper alloy, qq-n-288

Media For Which Designed

Water, salt

First End Connection Type

Unthreaded internal pipe

First End Style Designator

Socket w/brazing ring

First End Pipe Size Accommodated

0.500 inches

Second End Relationship With First End

Identical

Seat Material

Nickel copper alloy, qq-n-288

Flow Control Device

Disk

Flow Control Device Material

Rubber, buna-n

End Connection Quantity

Outlet Pressure Range

+50.0/+150.0 pounds per square inch

Regulation Type

Automatic single stage

Valve Loading Method

Spring

Maximum Inlet Pressure Rating

150.0 pounds per square inch

Filter

Not included

End Application

W/s code arleigh burke class ddg

Part Name Assigned By Controlling Agency

1/2 inch trac style "h" sea water pressure reducing valve

NSN

4820-01-467-6807

Part Number

40397-904

Description

Valve,regulating,fluid Pressure

CAGE

55378

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 40397-904 NSN 4820-01-467-6807

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:

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:

051080

UFC:

29300

LTL:

RATING VARIABLE

LCL:

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