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Technical Data Sheet
PartsTable / COMPONENT / B2140975
B2140975 ✓ 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

RESISTOR,VARIABLE,WIRE WOUND,NON. Key specifications include shaft_type: ROUND, PARALLEL FLATTED SINGLE ACTUATOR, shaft_length: 1.375 INCHES NOMINAL SINGLE ACTUATOR IN, overall_width: 4.750 INCHES NOMINAL IN, terminal_type: TAB, SOLDER LUG, overall_height: 6.000 INCHES NOMINAL IN, overall_length: 6.562 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-548-8291, 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
B2140975
NSN: 5930-00-548-8291
FSC: 5930
CAGE: 28527 — L3HARRIS TECHNOLOGIES, INC. (USA)
SPECIFICATIONS
shaft_typeROUND, PARALLEL FLATTED SINGLE ACTUATOR
shaft_length1.375 INCHES NOMINAL SINGLE ACTUATOR IN
overall_width4.750 INCHES NOMINAL IN
terminal_typeTAB, SOLDER LUG
overall_height6.000 INCHES NOMINAL IN
overall_length6.562 INCHES NOMINAL IN
shaft_diameter0.375 INCHES NOMINAL SINGLE ACTUATOR IN
mounting_methodUNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
style_designatorTAP, CIRCUIT SELECTOR
first_flat_length0.500 INCHES NOMINAL SINGLE ACTUATOR IN
width_between_flats0.156 INCHES NOMINAL SINGLE ACTUATOR IN
contact_switching_actionBREAKS BEFORE MAKES EACH SECTION FRONT
NSN5930-00-548-8291
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,WIRE WOUND,NON TITLE COMPONENT PN B2140975 MFR RESISTOR,VARIABLE,WIRE
KEY FEATURES
•
CONTACT LOAD CURRENT RATING: 60.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
•
INDIVIDUAL SECTION QUANTITY: 5
•
LONGEST VERTICAL DISTANCE BETWEEN MOUNTING CENTERS: 5.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.406 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
•
SHAFT DIAMETER: 0.375 INCHES NOMINAL SINGLE ACTUATOR IN
•
MOUNTING FACILITY PATTERN: FOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY
•
WIDTH BETWEEN FLATS: 0.156 INCHES NOMINAL SINGLE ACTUATOR IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT6.000 INCHES NOMINAL IN
CONTACT LOAD CURRENT RATING60.0 AMPERES RESISTIVE LOAD AC AT SEA LEVEL
INDIVIDUAL SECTION QUANTITY5
LONGEST VERTICAL DISTANCE BETWEEN MOUNTING CENTERS5.250 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
UNTHREADED MOUNTING HOLE DIAMETER0.406 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
SHAFT DIAMETER0.375 INCHES NOMINAL SINGLE ACTUATOR IN
MOUNTING FACILITY PATTERNFOUR POSITION RECTANGULAR SINGLE MOUNTING FACILITY
WIDTH BETWEEN FLATS0.156 INCHES NOMINAL SINGLE ACTUATOR IN
OVERALL LENGTH6.562 INCHES NOMINAL IN
SHAFT FLAT/SLOT ANGULAR LOCATION45.0 DEGREES FROM CONTACT POSITION 1 SINGLE ACTUATOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
9191Interchangeable
interchangeable cross-reference
interchangeable
S2603-860341Interchangeable
interchangeable cross-reference
interchangeable
8135-00-178-9191Interchangeable
interchangeable cross-reference
interchangeable
UU-T-81Interchangeable
interchangeable cross-reference
interchangeable
K42913Interchangeable
interchangeable cross-reference
interchangeable
TYPE3GRADEBInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B2140975?
B2140975 is a RESISTOR,VARIABLE,WIRE WOUND,NON.
What parts can replace B2140975?
There are 14 known substitutes for B2140975: 9191, S2603-860341, 8135-00-178-9191 and 11 more. Substitute compatibility should be verified for your specific system.
Is B2140975 still available?
B2140975 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