NSN 4820-01-098-1626

Safety Relief Valve

FSC: 4820 NIIN: 010981626

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Product Characteristics

NSN:

4820010981626

Demilitarization:

INC:

05488

Shelf Life:

N/A

Thread Direction:

Right-hand 1st end

Flow Control Device:

Disk

Disk Loading Method:

Spring

Maximum Operating Temp:

406.0 degrees fahrenheit single response

Connection Style:

G46b plain (pipe) 1st endg9 plain, optional en (pipe) 2nd end

Valve Operation Method:

Automatic

Connection Type:

Threaded external pipe 1st endthreaded internal pipe 2nd end

Maximum Operating Pressure:

300.0 pounds per square inch single response

Thread Size:

0.500 inches 1st end0.750 inches 2nd end

Opening Pressure Setting:

185.0 pounds per square inch

Material:

Copper alloy body

Material Specification:

Qq-c-390, alloy d5/d/ federal specification single material response flow control device

Media For Which Designed:

Water, fresh single response

Style Designator:

Err-090

Thread Series Designator:

Npt 1st end

Part Numbers

1/2-1478 185PSI
DRESSER, INC.
1478-1/2IN185PSI
ASHCROFT INC.
214636
ASHCROFT INC.
214636-1/2 IN-1478 185PSI
ASHCROFT INC.
2478-185 PSI
DRESSER, 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

DRESSER, INC. - 16497

ASHCROFT INC. - 38056