Safety Relief Valve NSN 4820-01-500-9853

Item Description

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

NSN: 4820-01-500-9853

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Features and Characteristics

Flow Control Device

Disk

Valve Discharge Flow Rate

661.0 gallons per minute

Maximum Operating Temp

160.0 degrees fahrenheit single response

End Application

Virginia class ssn; w/s seawolf class ssn

Valve Operation Method

Automatic

Valve Size

2.500 inches

Maximum Operating Pressure

500.0 pounds per square inch single response

First Connection Face To Centerline Distance

5.500 inches

Second Connection Face To Centerline Distance

5.500 inches

Special Features

6valve is supples less warn ring (pc 24) set screw (pc 25) and set screw gasket (pc 26); body is supplied with undrilled hole for set screw. End connections iaw newport news shipbuilding drawing 801-6405504 2 1/2 inch size. Shock test/approved doc. No 802-6335704 medium weight, grade a, type a, class 1, deck mount, report aero nav laboratory inc 5-3265-3 dated june 2, 1995. Vibration test/approved type 1 up to and including 25 hz per haynes testing laboratories report no. 95321 dated june 9-13, 1995

Material

Plastic polytetrafluoroethylene packing

Material Specification

Qq-n-288 comp a federal specification single material response seat

Media For Which Designed

Fuel/oil, hydrocarbon single response

Style Designator

Err-090

FSC

4820 Nonpowered Valves

NIIN

015009853

NSN

4820015009853

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

MIL-V-24332

Cage Code:

81349

Status:

MSDS:

Part Number:

SW131C03B0440,C

Cage Code:

01343

Status:

MSDS:

Part Number:

SW131C03B044 CDS 17068

Cage Code:

15187

Status:

MSDS:

Part Number:

SW131, CDS 17068

Cage Code:

15187

Status:

MSDS:

Part Number:

SW131

Cage Code:

01343

Status:

MSDS:

Foreign Trade & Schedule B

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

Schedule B Number: 8481400000
NAICS: 332911
SITC: 74740
Description: Safety or relief valves
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-500-9853

What are the manufacturers of nsn 4820015009853?

Does this nsn 4820015009853 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820015009853
A valve designed to automatically release excessive pressures. it is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. it is not designed for regulation of continuously fluctuating loads. it may be inline or cartridge (manifold) design. excludes valve (1), relief, pressure and temperature.

Does nsn 4820015009853 contain any precious metals?
No precious metal content.

Does nsn 4820015009853 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820015009853?
No known electrostatic discharge.

Identification Group

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

INC

FIIG

App. Key

Cond. Code

Status

INC:

05488

FIIG:

A046B0

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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