Fluid Pressure Regulating Valve NSN 4820-01-481-2587

Item Description

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.

NSN: 4820-01-481-2587

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Features and Characteristics

Body Material

Copper alloy

Body Style

Straight thru

Stem Material

Nickel-copper alloy, qq-n-281, class b

Furnished Items

Brazing ring

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

0.750 inches

Second End Relationship With First End

Identical

Seat Material

Nickel copper alloy

Flow Control Device

Disk

Flow Control Device Material

Rubber, buna-n

End Connection Quantity

Renewable Seat Ring Type

Threaded

Outlet Pressure Range

+50.0/+150.0 pounds per square inch

Regulation Type

Automatic single stage

Valve Loading Method

Spring

Filter

Not included

End Application

W/s designator tarawa class lha

Tempurature Rating

165.0 degrees fahrenheit

Part Name Assigned By Controlling Agency

Sea water pressure reducing valve.

Special Features

When ordering this valve you must specify the following items if you want to receive them with the valve: tool, seat ring, p/n 40398-4, find no. 30; and tailpieces, 40398-4, find no. 12, and union nuts, 40398-4, find no. 10

Special Test Features

Hi shock testing and vibration testing, aero nav laboratories, 9-4042, 12/29/99.

FSC

4820 Nonpowered Valves

NIIN

014812587

NSN

4820014812587

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

40398-407

Cage Code:

55378

Status:

MSDS:

Part Number:

40398-4 ASSY 40398-407

Cage Code:

55378

Status:

MSDS:

Part Number:

40398-4

Cage Code:

55378

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 8481809015
NAICS: 332911
SITC: 74780
Description: Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-481-2587

What are the manufacturers of nsn 4820014812587?

Trac Regulators Inc (55378)

Does this nsn 4820014812587 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820014812587
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.

Does nsn 4820014812587 contain any precious metals?
No precious metal content.

Does nsn 4820014812587 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820014812587?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

27565

FIIG:

A21100

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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