NSN 4820-00-168-3939

Safety Relief Valve

FSC: 4820 NIIN: 001683939

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Product Characteristics

NSN:

4820001683939

Demilitarization:

INC:

05488

Shelf Life:

N/A

Flow Control Device:

Disk

Bonnet Type:

Exposed spring

Bonnet Attachment Method:

Bolted

Disk Loading Method:

Spring

Valve Discharge Flow Rate:

21000.0 pounds per hour

Renewable Seat Ring Type:

Threaded

Bolt Hole Quantity:

8 2nd end

Valve Operation Method:

Automatic or manual

Flange Shape:

Round with holes 2nd end

Features Provided:

Pressure tight outlet side

Valve Size:

1.500 inches

Opening Pressure Setting:

1375.0 pounds per square inch

Outside Diameter:

7.562 inches 2nd end

Bolt Hole Diameter:

1.062 inches 1st end

Bolt Circle Diameter:

6.000 inches 2nd end

Flange Face Design:

Recessed straight 1st end

Recess Diameter:

2.250 inches 1st end

Recess Depth:

0.125 inches 1st end

Style Designator:

Angle flanged ends

Reference Number Differentiating Characteristics:

As differentiated by the valve discharge flow rate requirement

Part Numbers

5VZF72
DRESSER, INC.
A49141
PENTAIR VALVES & CONTROLS US LP

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

PENTAIR VALVES & CONTROLS US LP - 15187