System Pressure Regulating Valve NSN 4820-01-302-9033

Item Description

A value designed to automatically maintain within close limits a predetermined pressure within a closed system regardless of the higher fluctuating or constant inlet pressure. The excess pressure is by-passed to the accumulator or reservoir in lieu of passing through the entire system. It is designed primarily for use in refrigeration and air conditioning systems. Excludes valve, regulating, fluid pressure and valve, calibrated flow.

NSN: 4820-01-302-9033

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Features and Characteristics

First End Flange Outside Diameter

5.562 inches

Body Style

Tee angle

Media For Which Designed

Water

First End Connection Type

Plain face flange

First End Style Designator

Plain

First End Flange Shape Style

Round w/ bolt holes

First End Bolt Hole Quantity

Second End Relationship With First End

Identical

Third End Relationship With Preceding Ends

Identical with first end

Face To Face Distance

Between 8.875 inches and 9.000 inches

First Connection Face To Centerline Distance

4.469 inches

Center To Center Distance

5.750 inches

End Connection Quantity

Valve Loading Method

Spring and bellows

Remote Actuation Method

Bellows

Outlet Pressure Setting

750.0 pounds per square inch

Filter

Not included

Criticality Code Justification

Zzzy

Special Features

Built in manually operated overdrive

Reference Number Differentiating Characteristics

Quality control in accordance with navships 0948-045-7010 material identification and control instruction for level 1 items

FSC

4820 Nonpowered Valves

NIIN

013029033

NSN

4820013029033

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

NHPC-11099-3W NHPC-11100-3W

Cage Code:

21013

Status:

MSDS:

Part Number:

NHPC-11099-3W NHPC-11100-3WL1

Cage Code:

03950

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 4820-01-302-9033

What are the manufacturers of nsn 4820013029033?

Metrex Valve Corp. (21013)
Naval Inventory Control Point (03950)

Does this nsn 4820013029033 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820013029033
A value designed to automatically maintain within close limits a predetermined pressure within a closed system regardless of the higher fluctuating or constant inlet pressure. the excess pressure is by-passed to the accumulator or reservoir in lieu of passing through the entire system. it is designed primarily for use in refrigeration and air conditioning systems. excludes valve, regulating, fluid pressure and valve, calibrated flow.

Does nsn 4820013029033 contain any precious metals?
No precious metal content.

Does nsn 4820013029033 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820013029033?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

35896

FIIG:

A21100

App. Key:

Cond. Code:

Status:

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Certificate of Conformance
Quality Inspected Parts
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