NSN 4820-00-875-1574

Safety Relief Valve

FSC: 4820 NIIN: 008751574

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Product Characteristics

NSN:

4820008751574

Demilitarization:

INC:

05488

Shelf Life:

N/A

Flow Control Device:

Disk

Bonnet Type:

Inside spring

Bonnet Attachment Method:

Bolted

Disk Loading Method:

Spring

Bolt Hole Quantity:

14 1st end

Maximum Operating Temp:

650.0 degrees fahrenheit single response

Valve Operation Method:

Automatic

Flange Shape:

Round with holes 2nd end

Connection Type:

Flange 1st end

Mounting Facility:

Bracket

Valve Size:

8.000 inches

Maximum Operating Pressure:

50.0 pounds per square inch single response

Outside Diameter:

12.750 inches 1st end

Thickness:

1.437 inches 2nd end

First Connection Face To Centerline Distance:

9.187 inches

Bolt Hole Diameter:

0.875 inches 2nd end

Second Connection Face To Centerline Distance:

10.000 inches

Bolt Circle Diameter:

10.625 inches 2nd end

Flange Face Design:

Plain 1st end

Material:

Steel comp 416 stem

Style Designator:

Err-090

Part Numbers

8171A
CURTISS-WRIGHT FLOW CONTROL

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

CURTISS-WRIGHT FLOW CONTROL - 72352