NSN 4820-00-401-3974

Safety Relief Valve

FSC: 4820 NIIN: 004013974

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Product Characteristics

NSN:

4820004013974

Demilitarization:

DEMIL/MLI

INC:

05488

Shelf Life:

N/A

Flow Control Device:

Disk

Bonnet Type:

Packing retaining

Valve Discharge Flow Rate:

58300.0 pounds per hour

Renewable Seat Ring Type:

Threaded

Bolt Hole Quantity:

9 2nd end

Valve Operation Method:

Automatic

Flange Shape:

Round with holes 2nd end

Connection Type:

Flange 1st end

Features Provided:

Pressure tight outlet side

Outside Diameter:

8.688 inches 2nd end

Thickness:

1.438 inches 1st end

Bolt Hole Diameter:

0.812 inches 2nd end

Bolt Circle Diameter:

7.125 inches 2nd end

Flange Face Design:

Plain 2nd end

Raised Face Height:

0.250 inches 1st end

Raised Face Diameter:

5.000 inches 1st end

Material:

Stainless steel stem

Style Designator:

Angle

Reference Number Differentiating Characteristics:

As differentiated by the valve discharge flow rate requirementand the raised face diameter requirement

Part Numbers

CL55S51-101
NAVAL SHIP SYSTEMS COMMAND
R6180X
ASHCROFT 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

NAVAL SHIP SYSTEMS COMMAND - 80064

ASHCROFT INC. - 38056