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Technical Data Sheet
PartsTable / COMPONENT / MS14-3
MS14-3 ✓ 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

CAPACITOR,FIXED,PLASTIC DIELECTR. Key specifications include shaft_type: ROUND, FLATTED SINGLE ACTUATOR, flat_height: 0.219 INCHES NOMINAL SINGLE ACTUATOR IN, shaft_length: 0.875 INCHES NOMINAL SINGLE ACTUATOR IN, thread_class: 2A SINGLE MOUNTING FACILITY A, pole_quantity: 1 EACH SECTION REAR, terminal_type: TAB, SOLDER LUG. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-704-5789, 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
MS14-3
NSN: 5930-00-704-5789
FSC: 5930
CAGE: 31356 — LEE CO THE J B T DIV (USA)
SPECIFICATIONS
shaft_typeROUND, FLATTED SINGLE ACTUATOR
flat_height0.219 INCHES NOMINAL SINGLE ACTUATOR IN
shaft_length0.875 INCHES NOMINAL SINGLE ACTUATOR IN
thread_class2A SINGLE MOUNTING FACILITY A
pole_quantity1 EACH SECTION REAR
terminal_typeTAB, SOLDER LUG
thread_length0.438 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
overall_length2.265 INCHES NOMINAL IN
shaft_diameter0.248 INCHES NOMINAL SINGLE ACTUATOR IN
throw_quantity13 EACH SECTION REAR
mounting_methodTHREADED BUSHING SINGLE MOUNTING FACILITY
overall_diameter2.094 INCHES NOMINAL IN
NSN5930-00-704-5789
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CAPACITOR,FIXED,PLASTIC DIELECTR TITLE COMPONENT PN MS14-3 MFR CAPACITOR,FIXED,PLASTI
KEY FEATURES
•
SWITCH ACTUATOR POSITIONING INCREMENT: 25.7 DEGREES SINGLE ACTUATOR
•
THREAD LENGTH: 0.438 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
•
FIRST FLAT LENGTH: 0.375 INCHES NOMINAL SINGLE ACTUATOR IN
•
SHAFT DIAMETER: 0.248 INCHES NOMINAL SINGLE ACTUATOR IN
•
CONTACT LOAD CURRENT RATING: 1.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
•
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTION: EXPLOSION PROOF AND WATERTIGHT
•
STYLE DESIGNATOR: TAP, CIRCULAR, BUSHING MOUNT
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS (FLIS)
SWITCH ACTUATOR POSITIONING INCREMENT25.7 DEGREES SINGLE ACTUATOR
THREAD LENGTH0.438 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
FIRST FLAT LENGTH0.375 INCHES NOMINAL SINGLE ACTUATOR IN
SHAFT DIAMETER0.248 INCHES NOMINAL SINGLE ACTUATOR IN
CONTACT LOAD CURRENT RATING1.0 AMPERES RESISTIVE LOAD DC AT SEA LEVEL
CONTACT LOAD CURRENT RATING1.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTIONEXPLOSION PROOF AND WATERTIGHT
STYLE DESIGNATORTAP, CIRCULAR, BUSHING MOUNT
MOUNTING METHODTHREADED BUSHING SINGLE MOUNTING FACILITY
SWITCH ACTUATOR INDEXING POSITION QUANTITY14 SINGLE ACTUATOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
310-RTInterchangeable
interchangeable cross-reference
interchangeable
940 1-15/16Interchangeable
interchangeable cross-reference
interchangeable
53224Interchangeable
interchangeable cross-reference
interchangeable
25-242Interchangeable
interchangeable cross-reference
interchangeable
7743540Interchangeable
interchangeable cross-reference
interchangeable
58387-0000-0402Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS14-3?
MS14-3 is a CAPACITOR,FIXED,PLASTIC DIELECTR.
What parts can replace MS14-3?
There are 12 known substitutes for MS14-3: 310-RT, 940 1-15/16, 53224 and 9 more. Substitute compatibility should be verified for your specific system.
Is MS14-3 still available?
MS14-3 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026