NSN 4820-01-278-7333

Safety Relief Valve

FSC: 4820 NIIN: 012787333

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Product Characteristics

NSN:

4820012787333

Demilitarization:

INC:

05488

Shelf Life:

N/A

Thread Direction:

Right-hand 1st end

Flow Control Device:

Poppet

Maximum Operating Temp:

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

Connection Style:

G46b plain (pipe) 1st end

Valve Operation Method:

Automatic

Connection Type:

Threaded external pipe 1st end

Maximum Operating Pressure:

2500.0 pounds per square inch single response

Thread Size:

1.250 inches 1st end

Opening Pressure Setting:

275.0 pounds per square inch

Special Features:

Discarges to atmosphere

Material:

Copper alloy bodyrubber butadiene-acrylonitrile class nbr seat

Media For Which Designed:

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

Style Designator:

Err-090

Thread Series Designator:

Npt 1st end

Part Numbers

5159B-10M-275
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

CIRCOR AEROSPACE, INC. - 91816