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PartsTable / COMPONENT / B044439
B044439 ✓ 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

RESISTOR,VARIABLE,WIRE WOUND,NON. Key specifications include material: PLASTIC BODY, body_style: RECTANGULAR W/MOUNTING HOLES/SLOTS, body_width: 0.190 INCHES NOMINAL IN, body_height: 0.315 INCHES NOMINAL IN, body_length: 1.250 INCHES NOMINAL IN, shaft_style: ROUND, SLOTTED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6250-01-331-9447, 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
B044439
NSN: 6250-01-331-9447
FSC: 6250
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialPLASTIC BODY
body_styleRECTANGULAR W/MOUNTING HOLES/SLOTS
body_width0.190 INCHES NOMINAL IN
body_height0.315 INCHES NOMINAL IN
body_length1.250 INCHES NOMINAL IN
shaft_styleROUND, SLOTTED
shaft_length0.058 INCHES NOMINAL IN
actuator_typeSINGLE SHAFT
terminal_typePLUG
overall_height0.415 INCHES MINIMUM AND 0.432 INCHES MAXIMUM IN
shaft_diameter0.115 INCHES NOMINAL IN
mounting_methodTERMINAL AND UNTHREADED HOLE(S)
NSN6250-01-331-9447
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,WIRE WOUND,NON TITLE COMPONENT PN B044439 MFR RESISTOR,VARIABLE,WIRE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
044439Interchangeable
interchangeable cross-reference
interchangeable
550355Interchangeable
interchangeable cross-reference
interchangeable
21-1Interchangeable
interchangeable cross-reference
interchangeable
3057P-1-202Interchangeable
interchangeable cross-reference
interchangeable
93171317Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B044439?
B044439 is a RESISTOR,VARIABLE,WIRE WOUND,NON.
What parts can replace B044439?
There are 5 known substitutes for B044439: 044439, 550355, 21-1 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B044439?
B044439 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6250-01-331-9447. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026