NSN 4820-00-495-6950

Restrictor Check Valve

FSC: 4820 NIIN: 004956950

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Product Characteristics

NSN:

4820004956950

Demilitarization:

INC:

20520

Shelf Life:

N/A

Thread Class:

2a 2nd end

Thread Direction:

Right-hand 1st end

Flow Control Device:

Poppet

Disk Loading Method:

Spring

Maximum Operating Temp:

275.0 degrees fahrenheit single response

Connection Style:

Flareless 2nd end

Valve Operation Method:

Automatic

Connection Type:

Threaded external tube 2nd end

Mounting Position:

Horizontal or vertical

Maximum Operating Pressure:

3000.0 pounds per square inch single response

Thread Size:

0.438 inches 1st end

Seat Angle:

45.0 degrees 2nd end

Special Features:

Restricted flow at 1500 psi differentiating pressure and mil-h-5606 fluid at 90 degrees f porm 10 degrees f

Material:

Stainless steel

Media For Which Designed:

Hydraulic fluid, phosphate-ester base single response

Surface Treatment:

Passivate and paint

Style Designator:

Straight thru

Thread Series Designator:

Npt 1st end

Part Numbers

1R5448
SAF INDUSTRIES LLC
215-22537-4
TRIUMPH AEROSTRUCTURES, LLC
4R115-4
ALLEN AIRCRAFT PRODUCTS INC

Shipping & Handling

HMIRS:

No MSDS. No hazardous material.

ESD:

No known electrostatic discharge.

Schedule B:

8481302090 - Check valves of steel.

Professional Distribution

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

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Cage Codes

SAF INDUSTRIES LLC - 26044

TRIUMPH AEROSTRUCTURES, LLC - 80378

ALLEN AIRCRAFT PRODUCTS INC - 82829