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Technical Data Sheet
PartsTable / MRO / 4-5020-501
4-5020-501 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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: ALUMINUM ALLOY, body_style: RECTANGULAR W/MOUNTING HOLES/SLOTS, body_width: 0.188 INCHES NOMINAL IN, body_height: 0.320 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 1560-00-225-5543, 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
MRO→ MRO_GENERAL→ 4-5020-501
NSN: 1560-00-225-5543
FSC: 1560
CAGE: 82918 — THE BOEING COMPANY DIV LEGACY WICHITA (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
body_styleRECTANGULAR W/MOUNTING HOLES/SLOTS
body_width0.188 INCHES NOMINAL IN
body_height0.320 INCHES NOMINAL IN
body_length1.250 INCHES NOMINAL IN
shaft_styleROUND, SLOTTED
shaft_length0.062 INCHES NOMINAL IN
actuator_typeSINGLE SHAFT
shaft_diameter0.125 INCHES NOMINAL IN
mounting_methodUNTHREADED HOLE(S)
terminal_length0.500 INCHES NOMINAL IN
section_quantity1
NSN1560-00-225-5543
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,WIRE WOUND,NON TITLE COMPONENT PN 4-5020-501 MFR RESISTOR,VARIABLE,WIRE
KEY FEATURES
•
MATERIAL: ALUMINUM ALLOY
•
AIRCRAFT MISSION DESIGN SERIES: B-52
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONB-52 STRATOFORTRESS
MATERIALALUMINUM ALLOY
AIRCRAFT MISSION DESIGN SERIESB-52
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
4502-01Interchangeable
interchangeable cross-reference
interchangeable
40520-1Interchangeable
interchangeable cross-reference
interchangeable
40520Interchangeable
interchangeable cross-reference
interchangeable
RP536-63-501Interchangeable
interchangeable cross-reference
interchangeable
5129-8Interchangeable
interchangeable cross-reference
interchangeable
061800931Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4-5020-501?
4-5020-501 is a RESISTOR,VARIABLE,WIRE WOUND,NON. It is classified as a MRO (MRO_GENERAL).
What parts can replace 4-5020-501?
There are 7 known substitutes for 4-5020-501: 4502-01, 40520-1, 40520 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4-5020-501?
4-5020-501 is cataloged in the Federal Logistics Information System (FLIS) under NSN 1560-00-225-5543. 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