NSN 4820-00-824-0372

Safety Relief Valve

FSC: 4820 NIIN: 008240372

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Product Characteristics

NSN:

4820008240372

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:

275.0 degrees fahrenheit single response

Connection Style:

G63 beaded (hose) 2nd end

Valve Operation Method:

Automatic

Connection Type:

Unthreaded external hose 2nd end

Maximum Operating Pressure:

225.0 pounds per square inch single response

Thread Size:

0.562 inches 1st end

Seat Angle:

37.0 degrees 1st end

Opening Pressure Setting:

255.0 pounds per square inch

Inside Diameter Hose Accommodated:

0.250 inches 2nd end

Outside Diameter Tube Accommodated:

0.375 inches 1st end

Material:

Steel comp 303 flow control device and rubber chloroprene class cr flow control device

Material Specification:

Qq-a-225/6, alloy 2024, t4 federal specification single material response seat

Media For Which Designed:

Water-oil-gas single response

Surface Treatment:

Anodize

Surface Treatment Specification:

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

Style Designator:

Err-090

Thread Series Designator:

Unf 1st end

Part Numbers

579R188
NORTHROP GRUMMAN SYSTEMS CORPORATION
579R188H01
NORTHROP GRUMMAN SYSTEMS CORPORATION
H353
AUSCO,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

NORTHROP GRUMMAN SYSTEMS CORPORATION - 97942

AUSCO,INC. - 06239