PartsTable
Technical Data Sheet
121909LM ✓ 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 SWITCH,ROTARY is a the manufacturer industrial component. Key specifications include thread_class: 2B SINGLE MOUNTING FACILITY, overall_width: 2.950 INCHES NOMINAL IN, pole_quantity: 1 EACH SECTION FRONT, terminal_type: TAB W/SCREW, overall_height: 2.950 INCHES NOMINAL IN, overall_length: 4.307 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 5930-00-758-6054, 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 121909LM
NSN: 5930-00-758-6054
FSC: 5930
CAGE: 82121 — ELECTRO SWITCH CORP. DBA ELECTRO SWITCH CORP (USA)
SPECIFICATIONS
thread_class2B SINGLE MOUNTING FACILITY
overall_width2.950 INCHES NOMINAL IN
pole_quantity1 EACH SECTION FRONT
terminal_typeTAB W/SCREW
overall_height2.950 INCHES NOMINAL IN
overall_length4.307 INCHES NOMINAL IN
throw_quantity1 NINTH SECTION FRONT
mounting_methodBRACKET(S) AND THREADED HOLE(S) SINGLE MOUNTING FACILITY
style_designatorTAP, CIRCUIT SELECTOR
features_providedACTUATOR KNOB
nominal_thread_size0.190 INCHES SINGLE MOUNTING FACILITY IN
contact_switching_actionMAKES BEFORE BREAKS, BREAKS BEFORE MAKES EACH SECTION FRONT
NSN5930-00-758-6054
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,ROTARY TITLE COMPONENT PN 121909LM MFR SWITCH,ROTARY
KEY FEATURES
INDIVIDUAL SECTION QUANTITY: 9
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
THROW QUANTITY: 1 FIFTH SECTION FRONT
MOUNTING FACILITY CIRCLE RADIUS: 1.156 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH4.307 INCHES NOMINAL IN
OVERALL HEIGHT2.950 INCHES NOMINAL IN
INDIVIDUAL SECTION QUANTITY9
OVERALL WIDTH2.950 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
THROW QUANTITY1 FIFTH SECTION FRONT
THROW QUANTITY2 FIRST SECTION FRONT
MOUNTING FACILITY CIRCLE RADIUS1.156 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
THROW QUANTITY1 SEVENTH SECTION FRONT
THREAD CLASS2B SINGLE MOUNTING FACILITY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
82325Interchangeable
interchangeable cross-reference
interchangeable
10-26042Interchangeable
interchangeable cross-reference
interchangeable
AN4060-1Interchangeable
interchangeable cross-reference
interchangeable
19338Interchangeable
interchangeable cross-reference
interchangeable
40068500Interchangeable
interchangeable cross-reference
interchangeable
685-82325Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 121909LM?
121909LM is a SWITCH,ROTARY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 121909LM?
There are 8 known substitutes for 121909LM: 82325, 10-26042, AN4060-1 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 121909LM?
121909LM is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-758-6054. This indicates validated use in U.S. government and defense supply chains.
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