NSN 4820-00-273-9431

Safety Relief Valve

FSC: 4820 NIIN: 002739431

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Product Characteristics

NSN:

4820002739431

Demilitarization:

INC:

05488

Shelf Life:

N/A

Flow Control Device:

Disk

Bonnet Type:

Inside spring

Bonnet Attachment Method:

Union

Disk Loading Method:

Spring

Renewable Seat Ring Type:

Threaded

Bolt Hole Quantity:

4 all ends

Maximum Operating Temp:

650.0 degrees fahrenheit single response

Valve Operation Method:

Automatic

Flange Shape:

Round with holes all ends

Connection Type:

Flange all ends

Features Provided:

Pressure tight outlet side

Valve Size:

1.250 inches

Adjustable Pressure Range:

+51.0/+70.0 pounds per square inch

Maximum Operating Pressure:

200.0 pounds per square inch single response

Outside Diameter:

4.500 inches all ends

Thickness:

0.438 inches all ends

First Connection Face To Centerline Distance:

4.250 inches

Bolt Hole Diameter:

0.562 inches all ends

Second Connection Face To Centerline Distance:

5.000 inches

Bolt Circle Diameter:

3.375 inches all ends

Flange Face Design:

Plain all ends

Material:

Steel flow control device

Material Specification:

Mil-s-867, class3 military specification single material response flow control device

Media For Which Designed:

Water-oil-gas 2nd response

Style Designator:

Angle flanged ends

Part Numbers

1-1/4IN LL3110B
PENTAIR VALVES & CONTROLS US LP
NMP405
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

PENTAIR VALVES & CONTROLS US LP - 15187