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Technical Data Sheet
MST105D ✓ 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,TOGGLE is a the manufacturer industrial component. Key specifications include material: PLASTIC CASE, body_style: BUSHING MOUNT, body_width: 0.270 INCHES NOMINAL IN, body_height: 0.410 INCHES MAXIMUM IN, body_length: 0.492 INCHES NOMINAL IN, overall_width: 0.270 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 5930-00-352-8735, 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
MST105D
NSN: 5930-00-352-8735
FSC: 5930
CAGE: 95146 — ALCO ELECTRONIC PRODUCTS INC (USA)
SPECIFICATIONS
materialPLASTIC CASE
body_styleBUSHING MOUNT
body_width0.270 INCHES NOMINAL IN
body_height0.410 INCHES MAXIMUM IN
body_length0.492 INCHES NOMINAL IN
overall_width0.270 INCHES NOMINAL IN
actuator_styleROUND
bushing_length0.315 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
overall_height1.278 INCHES NOMINAL IN
overall_length0.492 INCHES NOMINAL IN
actuator_height0.413 INCHES NOMINAL IN
NSN5930-00-352-8735
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,TOGGLE TITLE COMPONENT PN MST105D MFR SWITCH,TOGGLE
KEY FEATURES
NOMINAL THREAD SIZE: 0.250 INCHES IN
ACTUATOR HEIGHT: 0.413 INCHES NOMINAL IN
CRITICALITY CODE JUSTIFICATION: FEAT
ACTUATOR POSITION-ACTION RELATIONSHIP: UP POSITION MAINTAINED AND DOWN POSITION MAINTAINED
THREAD SERIES DESIGNATOR: UNS
NONPILE-UP CONTACT ARRANGEMENT: 1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
TERMINAL TYPE AND QUANTITY: 3 TAB, SOLDER LUG
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.250 INCHES IN
ACTUATOR HEIGHT0.413 INCHES NOMINAL IN
CRITICALITY CODE JUSTIFICATIONFEAT
SPECIAL FEATURESITEM MUST COMPLY WITH RQMT OF DESC PRODUCTION STD NO. L01023
ACTUATOR POSITION-ACTION RELATIONSHIPUP POSITION MAINTAINED AND DOWN POSITION MAINTAINED
THREAD SERIES DESIGNATORUNS
NONPILE-UP CONTACT ARRANGEMENT1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
TERMINAL TYPE AND QUANTITY3 TAB, SOLDER LUG
MAXIMUM VOLTAGE RATING IN VOLTS115.0 AC
ACTUATOR DIAMETER0.118 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
MST-105SDInterchangeable
interchangeable cross-reference
interchangeable
MST105DInterchangeable
interchangeable cross-reference
interchangeable
418394-23Interchangeable
interchangeable cross-reference
interchangeable
571-1128-0101-063Interchangeable
interchangeable cross-reference
interchangeable
20-177019Interchangeable
interchangeable cross-reference
interchangeable
MTA106DInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MST105D?
MST105D is a SWITCH,TOGGLE.
What parts can replace MST105D?
There are 6 known substitutes for MST105D: MST-105SD, MST105D, 418394-23 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MST105D?
MST105D is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-352-8735. This indicates validated use in U.S. government and defense supply chains.
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