NSN 4820-00-457-0256

Stop-check Valve

FSC: 4820 NIIN: 004570256

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Product Characteristics

NSN:

4820004570256

Demilitarization:

INC:

05486

Shelf Life:

N/A

Thread Class:

2b 2nd end

Thread Direction:

Right-hand all ends

Flow Control Device:

Disk

Bonnet Type:

Inside screw

Bonnet Attachment Method:

Threaded

Connection Style:

Flare (tube) 2nd end

Valve Operation Method:

Manual

Connection Type:

Threaded internal tube 2nd end

Mounting Facility:

Bracket

Mounting Position:

Horizontal or vertical

Maximum Operating Pressure:

3000.0 pounds per square inch single response

Thread Size:

0.438 inches all ends

Seat Angle:

37.0 degrees 1st end

Outside Diameter Tube Accommodated:

0.250 inches 2nd end

Material:

Aluminum alloy flow control device and aluminum flow control device

Media For Which Designed:

Oil, hydraulic 2nd response

Style Designator:

Angle

Test Data Document:

81349-mil-v-5528 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).

Thread Series Designator:

Unf all ends

Part Numbers

S6165-20510-001
SIKORSKY AIRCRAFT CORPORATION
S6165-20510-1
SIKORSKY AIRCRAFT CORPORATION

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

SIKORSKY AIRCRAFT CORPORATION - 78286