NSN 4820-00-504-2642

Safety Relief Valve

FSC: 4820 NIIN: 005042642

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Product Characteristics

NSN:

4820005042642

Demilitarization:

INC:

05488

Shelf Life:

N/A

Thread Direction:

Right-hand all ends

Flow Control Device:

Poppet

Maximum Operating Temp:

-40.0 degrees fahrenheit 1st response250.0 degrees fahrenheit 2nd response

Connection Style:

Plain (pipe) 1st endplain, optional en (pipe) 2nd end

Valve Operation Method:

Automatic

Connection Type:

Threaded external pipe 1st endthreaded internal pipe 2nd end

Maximum Operating Pressure:

200.0 pounds per square inch single response

Thread Size:

0.250 inches all ends

Opening Pressure Setting:

16.0 pounds per square inch

Special Features:

Pop-off line

Material:

Steel comp 303 bodyrubber butadiene-acrylonitrile class nbr seat

Media For Which Designed:

Air 1st responseacetylene 2nd responseammonia, gaseous 3rd responserefrigerant 12 4th responsehydrogen 5th response

Style Designator:

Straight through note: to be used for valve bodies of one section only.

Thread Series Designator:

Npt all ends

Part Numbers

559T-2M-16
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

Similar NSN

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Cage Codes

CIRCOR AEROSPACE, INC. - 91816