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PartsTable / COMPONENT / M3123J
M3123J ✓ 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

The SWITCH,ROTARY is a the manufacturer industrial component. Key specifications include shaft_type: ROUND SINGLE ACTUATOR, shaft_length: 2.000 INCHES NOMINAL SINGLE ACTUATOR IN, thread_class: 2A SINGLE MOUNTING FACILITY A, pole_quantity: 2 SINGLE SECTION FRONT, terminal_type: TAB, SOLDER LUG, thread_length: 0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY 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 5930-00-274-3991, 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
M3123J
NSN: 5930-00-274-3991
FSC: 5930
CAGE: 76055 — MALLORY CONTROLS CO SUB OF EMHART INDUSTRIES INC (USA)
SPECIFICATIONS
shaft_typeROUND SINGLE ACTUATOR
shaft_length2.000 INCHES NOMINAL SINGLE ACTUATOR IN
thread_class2A SINGLE MOUNTING FACILITY A
pole_quantity2 SINGLE SECTION FRONT
terminal_typeTAB, SOLDER LUG
thread_length0.375 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
overall_length3.218 INCHES NOMINAL IN
shaft_diameter0.249 INCHES NOMINAL SINGLE ACTUATOR IN
throw_quantity3 SINGLE SECTION FRONT
mounting_methodTHREADED BUSHING SINGLE MOUNTING FACILITY
overall_diameter1.250 INCHES NOMINAL IN
style_designatorTAP, CIRCULAR, BUSHING MOUNT
NSN5930-00-274-3991
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,ROTARY TITLE COMPONENT PN M3123J MFR SWITCH,ROTARY
KEY FEATURES
•
CONTACT LOAD CURRENT RATING: 250.0 MILLIAMPERES RESISTIVE LOAD HIGHEST AC VOLTAGE RATING AT SEA LEVEL
•
THREAD SERIES DESIGNATOR: UNEF SINGLE MOUNTING FACILITY
•
TERMINAL TYPE: TAB, SOLDER LUG
•
CONTACT VOLTAGE RATING IN VOLTS: 300.0 HIGHEST AC VOLTAGE RATING AT SEA LEVEL
•
INDIVIDUAL SECTION QUANTITY: 1
TECHNICAL CHARACTERISTICS (FLIS)
CONTACT LOAD CURRENT RATING250.0 MILLIAMPERES RESISTIVE LOAD HIGHEST AC VOLTAGE RATING AT SEA LEVEL
THREAD SERIES DESIGNATORUNEF SINGLE MOUNTING FACILITY
CONTACT LOAD CURRENT RATING5.0 AMPERES RESISTIVE LOAD LOWEST AC VOLTAGE RATING AT SEA LEVEL
TERMINAL TYPETAB, SOLDER LUG
CONTACT LOAD CURRENT RATING5.0 AMPERES RESISTIVE LOAD LOWEST DC VOLTAGE RATING AT SEA LEVEL
CONTACT LOAD CURRENT RATING200.0 MILLIAMPERES RESISTIVE LOAD HIGHEST DC VOLTAGE RATING AT SEA LEVEL
CONTACT VOLTAGE RATING IN VOLTS300.0 HIGHEST AC VOLTAGE RATING AT SEA LEVEL
INDIVIDUAL SECTION QUANTITY1
SWITCH ACTUATOR POSITIONING INCREMENT30.0 DEGREES SINGLE ACTUATOR
MOUNTING METHODTHREADED BUSHING SINGLE MOUNTING FACILITY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
PL1034Interchangeable
interchangeable cross-reference
interchangeable
424MBR2Interchangeable
interchangeable cross-reference
interchangeable
B6A13465AInterchangeable
interchangeable cross-reference
interchangeable
99-1482588Interchangeable
interchangeable cross-reference
interchangeable
35051Interchangeable
interchangeable cross-reference
interchangeable
CH35051Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M3123J?
M3123J is a SWITCH,ROTARY.
What parts can replace M3123J?
There are 15 known substitutes for M3123J: PL1034, 424MBR2, B6A13465A and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M3123J?
M3123J is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-274-3991. 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