NSN 4820-01-054-6656

Check Valve

FSC: 4820 NIIN: 010546656

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Product Characteristics

NSN:

4820010546656

Demilitarization:

INC:

05487

Shelf Life:

N/A

Thread Class:

3a all ends

Thread Direction:

Right-hand all ends

Flow Control Device:

Poppet

Disk Loading Method:

Spring

Maximum Operating Temp:

200.0 degrees fahrenheit single response

Connection Style:

External seat for gasket seal (boss) all ends

Valve Operation Method:

Automatic

Connection Type:

Threaded external boss all ends

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 all ends

Special Features:

Cracking pressure 7.0 psi

Material:

Aluminum alloy 2024

Material Specification:

Qq-a-250/4, t351 and t4 federal specification single material response

Media For Which Designed:

Water-oil-gas single response

Surface Treatment:

Anodize

Style Designator:

Straight thru

Thread Series Designator:

Unjf all ends

Demand History (Solicitations)

Solicitation	Qty	End Date	Purchase Request	Small Business
SPE7MC24T9059	37	03/14/2024	7006636162	0%
SPE7MC24T9059	37	03/11/2024	7006636162	0%

Part Numbers

2677A-4TT-.7
CIRCOR AEROSPACE, INC.
ES3437-02
DRS SUSTAINMENT SYSTEMS, INC.
ES3437-05
DRS SUSTAINMENT SYSTEMS, 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

Similar NSN

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Cage Codes

CIRCOR AEROSPACE, INC. - 91816

DRS SUSTAINMENT SYSTEMS, INC. - 20418