NSN 4820-00-187-6698

Stop-check Valve

FSC: 4820 NIIN: 001876698

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Product Characteristics

NSN:

4820001876698

Demilitarization:

DEMIL/MLI

INC:

05486

Shelf Life:

N/A

Offset Distance:

2.250 inches

Flow Control Device:

Poppet

Bonnet Type:

Inside screw

Bonnet Attachment Method:

Bolted

Renewable Seat Ring Type:

Threaded

Valve Operation Method:

Manual

Flange Shape:

Round 1st end

Connection Type:

Flange 1st end

Mounting Position:

Horizontal

Features Provided:

Bonnet packing

Valve Size:

1.500 inches

Maximum Operating Pressure:

600.0 pounds per square inch single response

Criticality Code Justification:

Zzzy

Outside Diameter:

6.125 inches 1st end

Face To Face Distance:

12.000 inches

Thickness:

0.875 inches 1st end

Flange Face Design:

Raised straight 1st end

Raised Face Height:

0.250 inches 1st end

Raised Face Diameter:

2.875 inches 1st end

Material:

Nickel alloy 400 stem

Media For Which Designed:

Water-oil-gas single response

Style Designator:

Straight through w/offset flanged ends

Reference Number Differentiating Characteristics:

Material will be in accordance with ships parts control center activity hx quality control, manufacturing and testing specifications

Part Numbers

4578FNPP
ATWOOD & MORRILL CO. INC.

Shipping & Handling

HMIRS:

No MSDS. No hazardous material.

ESD:

No known electrostatic discharge.

Schedule B:

8481309000 - Check valves of materials other than copper, iron or steel.

Professional Distribution

ITAR Registered
DDTC Registered
HAZMAT Certified
AS9120 Quality Standards
100% Quality Inspections

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Cage Codes

ATWOOD & MORRILL CO. INC. - 04537