NSN 4820-00-139-4118

Safety Relief Valve

FSC: 4820 NIIN: 001394118

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Product Characteristics

NSN:

4820001394118

Demilitarization:

INC:

05488

Shelf Life:

N/A

Thread Class:

3a 1st end

Thread Direction:

Right-hand 1st end

Flow Control Device:

Poppet

Disk Loading Method:

Spring

Maximum Operating Temp:

-100.0 degrees fahrenheit 1st response500.0 degrees fahrenheit 2nd response

Connection Style:

Plain (tube) 1st end

Valve Operation Method:

Automatic

Connection Type:

Threaded external tube 1st end

Maximum Operating Pressure:

200.0 pounds per square inch single response

Thread Size:

0.750 inches 1st end

Opening Pressure Setting:

148.0 pounds per square inch

Outside Diameter Tube Accommodated:

0.500 inches 1st end

Special Features:

Valve size 0.500 in.

Material:

Aluminum alloy 2024 body

Material Specification:

Qq-a-225/6, alloy2024, t4 federal specification 1st material response flow control device

Media For Which Designed:

Fuel/oil, hydrocarbon single response

Surface Treatment:

Anodize

Surface Treatment Specification:

Mil-a-8625, type 1 military specification single treatment response

Style Designator:

Straight thru

Thread Series Designator:

Unjf 1st end

Demand History (Solicitations)

Solicitation	Qty	End Date	Purchase Request	Small Business
SPE7MC18T4978	40	01/29/2018	0072514391	0%

Part Numbers

10233963
U S ARMY AVIATION AND MISSILE
520A-8D-148
CIRCOR AEROSPACE, INC.

Shipping & Handling

HMIRS:

No MSDS. No hazardous material.

ESD:

No known electrostatic discharge.

Schedule B:

8481400000 - Safety or relief valves.

Professional Distribution

ITAR Registered
DDTC Registered
HAZMAT Certified
AS9120 Quality Standards
100% Quality Inspections

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Cage Codes

U S ARMY AVIATION AND MISSILE - 18876

CIRCOR AEROSPACE, INC. - 91816