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Technical Data Sheet
50939 ✓ 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

The CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include body_style: MULTIPOLE-SINGLE ACTUATOR TYPE, body_width: 1.281 INCHES MAXIMUM IN, shaft_type: ROUND SINGLE ACTUATOR, body_length: 1.562 INCHES MAXIMUM IN, reset_method: MANUAL, shaft_length: 0.750 INCHES NOMINAL SINGLE ACTUATOR 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 5930-00-197-4770, 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 50939
NSN: 5930-00-197-4770
FSC: 5930
CAGE: 11237 — CTS CORP OF CALIFORNIA DBA CTS ELECTRONICS CORP PASO ROBLES DIV ELECTROMECHANICAL GROUP (USA)
SPECIFICATIONS
body_styleMULTIPOLE-SINGLE ACTUATOR TYPE
body_width1.281 INCHES MAXIMUM IN
shaft_typeROUND SINGLE ACTUATOR
body_length1.562 INCHES MAXIMUM IN
reset_methodMANUAL
shaft_length0.750 INCHES NOMINAL SINGLE ACTUATOR IN
storage_typeGENERAL PURPOSE WAREHOUSE
thread_class2A SINGLE MOUNTING FACILITY A
pole_quantity2
terminal_typeTAB, SOLDER LUG
thread_length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
bushing_length0.375 INCHES NOMINAL IN
NSN5930-00-197-4770
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CIRCUIT BREAKER TITLE COMPONENT PN 50939 MFR CIRCUIT BREAKER
KEY FEATURES
SWITCH ACTUATOR POSITIONING INCREMENT: 30.0 DEGREES SINGLE ACTUATOR
STYLE DESIGNATOR: CIRCULAR WAFER, BUSHING MOUNT
CONTACT LOAD CURRENT RATING: 500.0 MILLIAMPERES RESISTIVE LOAD AND 50.0 MILLIAMPERES INDUCTIVE LOAD DC AT SEA LEVEL
SHAFT TYPE: ROUND SINGLE ACTUATOR
THREAD SERIES DESIGNATOR: UNEF SINGLE MOUNTING FACILITY
DETENT ROTATIONAL TORQUE RANGE: +1.000 TO 6.000 INCH-POUNDS SINGLE ACTUATOR IN
TECHNICAL CHARACTERISTICS (FLIS)
SWITCH ACTUATOR POSITIONING INCREMENT30.0 DEGREES SINGLE ACTUATOR
STYLE DESIGNATORCIRCULAR WAFER, BUSHING MOUNT
CONTACT LOAD CURRENT RATING500.0 MILLIAMPERES RESISTIVE LOAD AND 50.0 MILLIAMPERES INDUCTIVE LOAD DC AT SEA LEVEL
CONTACT LOAD CURRENT RATING50.0 MILLIAMPERES RESISTIVE LOAD HIGHEST AC VOLTAGE RATING AT SEA LEVEL
CONTACT LOAD CURRENT RATING225.0 MILLIAMPERES RESISTIVE LOAD LOWEST AC VOLTAGE RATING AT SEA LEVEL
SHAFT TYPEROUND SINGLE ACTUATOR
THREAD SERIES DESIGNATORUNEF SINGLE MOUNTING FACILITY
DETENT ROTATIONAL TORQUE RANGE+1.000 TO 6.000 INCH-POUNDS SINGLE ACTUATOR IN
CONTACT LOAD CURRENT RATING350.0 MILLIAMPERES RESISTIVE LOAD DC AT ALTITUDE
CONTACT LOAD CURRENT RATING100.0 MILLIAMPERES RESISTIVE LOAD AC AT ALTITUDE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
HE2-A3B3L10-240-1-60HZ-R10-50DC2Interchangeable
interchangeable cross-reference
interchangeable
PSM33R10ADCL10ACInterchangeable
interchangeable cross-reference
interchangeable
50939Interchangeable
interchangeable cross-reference
interchangeable
31493Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 50939?
50939 is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).
What parts can replace 50939?
There are 4 known substitutes for 50939: HE2-A3B3L10-240-1-60HZ-R10-50DC2, PSM33R10ADCL10AC, 50939 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 50939?
50939 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-197-4770. This indicates validated use in U.S. government and defense supply chains.
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