NSN 4820-01-178-2939

Safety Relief Valve

FSC: 4820 NIIN: 011782939

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Product Characteristics

NSN:

4820011782939

Demilitarization:

INC:

05488

Shelf Life:

N/A

Thread Class:

3a all ends

Thread Direction:

Right-hand all ends

Flow Control Device:

Poppet

Valve Discharge Flow Rate:

1.0 gallons per minute

Maximum Operating Temp:

275.0 degrees fahrenheit single response

Connection Style:

G45 flareless (tube) all ends

Valve Operation Method:

Automatic

Connection Type:

Threaded external tube all ends

Thready Qty Per Inch (tpi):

20 2nd end

Maximum Operating Pressure:

140.0 pounds per square inch single response

Thread Size:

0.562 inches 1st end

Seat Angle:

12.0 degrees all ends

Opening Pressure Setting:

120.0 pounds per square inch

Material:

Aluminum alloy 2024 body

Material Specification:

Qq-a-225/6 federal specification single material response body

Media For Which Designed:

Oil, hydraulic single response

Surface Treatment:

Anodize

Surface Treatment Specification:

Mil-a-8625, type 2 military specification single treatment response

Style Designator:

Err-090

Thread Series Designator:

Unjf all ends

Part Numbers

2R2934
CRISSAIR, INC.
TE20521
NAVAL AIR DEVELOPMENT CENTER

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

CRISSAIR, INC. - 99240

NAVAL AIR DEVELOPMENT CENTER - 80206