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Technical Data Sheet
PartsTable / COMPONENT / AA444PF4LW
AA444PF4LW ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The AA444PF4LW is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-837-3522, indicating validated use in U.S. government and defense logistics supply chains.

Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
AA444PF4LW
NSN: 6685-00-837-3522
FSC: 6685
CAGE: 049X3 — ASHCROFT INC DBA HEISE (USA)
SPECIFICATIONS
Part NumberAA444PF4LW
NSN6685-00-837-3522
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available AA444PF4LW TITLE COMPONENT PN AA444PF4LW MFR AA444PF4LW
KEY FEATURES
•
OVERALL DIAMETER: 5.875 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING ACTUATING ELEMENT
•
SURFACE TREATMENT: PAINT CRACKLE FINISH CASE
•
COLOR: BLACK CASE
•
BOLT CIRCLE DIAMETER: 5.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL DIAMETER5.875 INCHES NOMINAL IN
OVERALL DEPTH1.812 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING ACTUATING ELEMENT
MATERIALGLASS PROTECTIVE CRYSTAL
SURFACE TREATMENTPAINT CRACKLE FINISH CASE
MATERIALALUMINUM CASE
COLORBLACK CASE
BOLT CIRCLE DIAMETER5.500 INCHES NOMINAL IN
MOUNTING HOLE QUANTITY3
POINTER COLORBLACK
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
155374Interchangeable
interchangeable cross-reference
interchangeable
155359 CLInterchangeable
interchangeable cross-reference
interchangeable
1901TInterchangeable
interchangeable cross-reference
interchangeable
155356Interchangeable
interchangeable cross-reference
interchangeable
130132Interchangeable
interchangeable cross-reference
interchangeable
1931TInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AA444PF4LW?
AA444PF4LW is a AA444PF4LW.
What parts can replace AA444PF4LW?
There are 28 known substitutes for AA444PF4LW: 155374, 155359 CL, 1901T and 25 more. Substitute compatibility should be verified for your specific system.
Is AA444PF4LW still available?
AA444PF4LW is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026