PartsTable
Technical Data Sheet
PartsTable / MRO / 71139-1
71139-1 ✓ 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 body_width: 1.625 INCHES NOMINAL IN, body_height: 2.375 INCHES NOMINAL IN, body_length: 1.625 INCHES NOMINAL IN, body_material: METAL, inclosure_type: HERMETICALLY SEALED, overall_height: 3.031 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 5915-00-766-9960, 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→ 71139-1
NSN: 5915-00-766-9960
FSC: 5915
CAGE: 82340 — L3HARRIS TECHNOLOGIES, INC. DIV SPACE AND AIRBORNE SYSTEMS (USA)
SPECIFICATIONS
body_width1.625 INCHES NOMINAL IN
body_height2.375 INCHES NOMINAL IN
body_length1.625 INCHES NOMINAL IN
body_materialMETAL
inclosure_typeHERMETICALLY SEALED
overall_height3.031 INCHES NOMINAL IN
style_designatorRECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE
nominal_thread_size0.138 INCHES IN
operating_temp_range-55.0 TO 105.0 CELSIUS DEGC
load_impedance_per_function8.2 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
average_life_rating_in_hours10000.0
reference_frequency_per_function5.2 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
NSN5915-00-766-9960
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,WIRE WOUND,NON TITLE COMPONENT PN 71139-1 MFR RESISTOR,VARIABLE,WIRE
KEY FEATURES
•
NOMINAL THREAD SIZE: 0.138 INCHES IN
•
SOURCE IMPEDANCE RATING PER FUNCTION: 500.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
•
MAXIMUM DIELECTRIC WITHSTANDING AC RMS VOLTAGE: 500.0 VOLTS AT SEA LEVEL
•
PRINCIPAL CIRCUITRY TYPE PER FUNCTION: INDUCTANCE-CAPACITANCE BLANK LOCATION NOT OTHERWISE SPECIFIED
•
FUNCTIONAL TERMINAL TYPE AND QUANTITY: 3 WIRE HOOK OUTPUT SECOND FUNCTION
•
OUTPUT IMPEDANCE PER FUNCTION W/SOURCE ACROSS INPUT: 150.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
•
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.138 INCHES IN
SOURCE IMPEDANCE RATING PER FUNCTION500.0 OHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
MAXIMUM DIELECTRIC WITHSTANDING AC RMS VOLTAGE500.0 VOLTS AT SEA LEVEL
OVERALL HEIGHT3.031 INCHES NOMINAL IN
PRINCIPAL CIRCUITRY TYPE PER FUNCTIONINDUCTANCE-CAPACITANCE BLANK LOCATION NOT OTHERWISE SPECIFIED
FUNCTIONAL TERMINAL TYPE AND QUANTITY3 WIRE HOOK OUTPUT SECOND FUNCTION
OUTPUT IMPEDANCE PER FUNCTION W/SOURCE ACROSS INPUT150.0 KILOHMS BLANK LOCATION NOT OTHERWISE SPECIFIED
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
BODY MATERIALMETAL
REFERENCE FREQUENCY PER FUNCTION5.2 KILOHERTZ BLANK LOCATION NOT OTHERWISE SPECIFIED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
748Interchangeable
interchangeable cross-reference
interchangeable
74-178Interchangeable
interchangeable cross-reference
interchangeable
74-169Interchangeable
interchangeable cross-reference
interchangeable
74Interchangeable
interchangeable cross-reference
interchangeable
74-8TInterchangeable
interchangeable cross-reference
interchangeable
25293Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 71139-1?
71139-1 is a RESISTOR,VARIABLE,WIRE WOUND,NON. It is classified as a MRO (MRO_GENERAL).
What parts can replace 71139-1?
There are 22 known substitutes for 71139-1: 748, 74-178, 74-169 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 71139-1?
71139-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5915-00-766-9960. 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