NSN 4820-01-130-0654

Safety Relief Valve

FSC: 4820 NIIN: 011300654

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Product Characteristics

NSN:

4820011300654

Demilitarization:

INC:

05488

Shelf Life:

N/A

Thread Direction:

Right-hand all ends

Flow Control Device:

Poppet

Disk Loading Method:

Spring

Maximum Operating Temp:

250.0 degrees fahrenheit 2nd response

Connection Style:

G46b plain (pipe) 1st end

Valve Operation Method:

Automatic

Connection Type:

Threaded external pipe 1st end

Mounting Facility:

Threaded fastener

Adjustable Pressure Range:

+0.5/+150.0 pounds per square inch

Maximum Operating Pressure:

200.0 pounds per square inch single response

Thread Size:

0.250 inches all ends

Opening Pressure Setting:

20.0 pounds per square inch

Special Features:

Max operting pressure and temp, 200 lb psi, 280 degrees f; designed for air, alcohol, ammonia, hydrocarbon fuel/oil, helium, hydrogen, and gaseous nitrogen

Material:

Rubber butadiene-acrylonitrile class nbr packing

Media For Which Designed:

Hydrogen 5th response

Style Designator:

Err-090

Thread Series Designator:

Npt 1st end

Furnished Items And Quantity:

1 deflector cap

Part Numbers

411509-4
RAYTHEON COMPANY
D559B-2M-20
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

RAYTHEON COMPANY - 96214

CIRCOR AEROSPACE, INC. - 91816