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Technical Data Sheet
ST5M1539-001 ✓ 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,NONWIRE WOUND,. Key specifications include body_style: CYLINDRICAL SERVO MOUNTED, body_length: 2.810 INCHES MAXIMUM IN, shaft_style: ROUND, bearing_type: BEARING SHAFT, pilot_length: 0.0620 INCHES NOMINAL IN, shaft_length: 0.500 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5905-01-115-7183, 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 ST5M1539-001
NSN: 5905-01-115-7183
FSC: 5905
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
body_styleCYLINDRICAL SERVO MOUNTED
body_length2.810 INCHES MAXIMUM IN
shaft_styleROUND
bearing_typeBEARING SHAFT
pilot_length0.0620 INCHES NOMINAL IN
shaft_length0.500 INCHES NOMINAL IN
shaft_runout0.001 INCHES IN
actuator_typeSINGLE SHAFT
body_diameter0.875 INCHES NOMINAL IN
lateral_runout0.002 INCHES IN
overall_length3.320 INCHES MAXIMUM IN
pilot_diameter0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
NSN5905-01-115-7183
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,NONWIRE WOUND, TITLE COMPONENT PN ST5M1539-001 MFR RESISTOR,VARIABLE,NONW
KEY FEATURES
MOUNTING LIP DEPTH: 0.0620 INCHES NOMINAL IN
MOUNTING LIP DIAMETER: 0.8750 INCHES NOMINAL IN
EFFECTIVE ELECTRICAL ROTATION IN DEG ANGULAR ROTATION: 7200.0 NOMINAL
MAXIMUM STARTING TORQUE: 1.00 INCH-OUNCES IN
FUNCTION CONFORMITY TOLERANCE PER SECTION: -0.10 TO 0.10 SINGLE SECTION
SHAFT RUNOUT: 0.001 INCHES IN
PILOT DIAMETER RUNOUT: 0.001 INCHES IN
LATERAL RUNOUT: 0.002 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING LIP DEPTH0.0620 INCHES NOMINAL IN
MOUNTING LIP DIAMETER0.8750 INCHES NOMINAL IN
EFFECTIVE ELECTRICAL ROTATION IN DEG ANGULAR ROTATION7200.0 NOMINAL
MAXIMUM STARTING TORQUE1.00 INCH-OUNCES IN
FUNCTION CONFORMITY TOLERANCE PER SECTION-0.10 TO 0.10 SINGLE SECTION
SHAFT RUNOUT0.001 INCHES IN
PILOT DIAMETER RUNOUT0.001 INCHES IN
LATERAL RUNOUT0.002 INCHES IN
ACTUATOR TYPESINGLE SHAFT
FRAGILITY FACTORRUGGED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
71728Interchangeable
interchangeable cross-reference
interchangeable
D71728Interchangeable
interchangeable cross-reference
interchangeable
35103Interchangeable
2TB Hot-Swap PX desk/Rack se
interchangeable
CKEC-LANInterchangeable
interchangeable cross-reference
interchangeable
777-1728Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is ST5M1539-001?
ST5M1539-001 is a RESISTOR,VARIABLE,NONWIRE WOUND,. It is classified as a MRO (MRO_GENERAL).
What parts can replace ST5M1539-001?
There are 5 known substitutes for ST5M1539-001: 71728, D71728, 35103 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for ST5M1539-001?
ST5M1539-001 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5905-01-115-7183. This indicates validated use in U.S. government and defense supply chains.
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