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Technical Data Sheet
PartsTable / COMPONENT / 452-BU
452-BU ✓ 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,NONWIRE WOUND,. Key specifications include body_style: BUSHING MOUNT, body_width: 0.605 INCHES NOMINAL IN, body_height: 0.617 INCHES NOMINAL IN, body_length: 1.050 INCHES NOMINAL IN, actuator_style: ROUND, bushing_length: 0.281 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-489-0149, 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
452-BU
NSN: 5930-00-489-0149
FSC: 5930
CAGE: 72041 — COOPER WIRING DEVICES INC. (USA)
SPECIFICATIONS
body_styleBUSHING MOUNT
body_width0.605 INCHES NOMINAL IN
body_height0.617 INCHES NOMINAL IN
body_length1.050 INCHES NOMINAL IN
actuator_styleROUND
bushing_length0.281 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
actuator_height0.578 INCHES NOMINAL IN
mounting_methodTHREADED BUSHING
actuator_diameter0.140 INCHES NOMINAL IN
nominal_thread_size0.469 INCHES IN
thread_quantity_per_inch32
NSN5930-00-489-0149
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,NONWIRE WOUND, TITLE COMPONENT PN 452-BU MFR RESISTOR,VARIABLE,NONW
KEY FEATURES
•
ACTUATOR STYLE: ROUND
•
MAXIMUM VOLTAGE RATING IN VOLTS: 250.0 AC
•
BODY LENGTH: 1.050 INCHES NOMINAL IN
•
ACTUATOR HEIGHT: 0.578 INCHES NOMINAL IN
•
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTION: DUSTPROOF
•
ACTUATOR POSITION-ACTION RELATIONSHIP: UP POSITION MAINTAINED AND DOWN POSITION MAINTAINED
•
CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE: 4.000 AMPERES RESISTIVE AC
•
BUSHING LENGTH: 0.281 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
ACTUATOR STYLEROUND
MAXIMUM VOLTAGE RATING IN VOLTS250.0 AC
BODY LENGTH1.050 INCHES NOMINAL IN
ACTUATOR HEIGHT0.578 INCHES NOMINAL IN
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTIONDUSTPROOF
ACTUATOR POSITION-ACTION RELATIONSHIPUP POSITION MAINTAINED AND DOWN POSITION MAINTAINED
CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE4.000 AMPERES RESISTIVE AC
BUSHING LENGTH0.281 INCHES NOMINAL IN
TERMINAL TYPE AND QUANTITY2 WIRE LEAD
THREAD SERIES DESIGNATORUNS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
5409Interchangeable
interchangeable cross-reference
interchangeable
KC11-01X4/9567Interchangeable
interchangeable cross-reference
interchangeable
938-188-0001Interchangeable
interchangeable cross-reference
interchangeable
177009-48Interchangeable
interchangeable cross-reference
interchangeable
4589K91Interchangeable
interchangeable cross-reference
interchangeable
839-131CInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 452-BU?
452-BU is a RESISTOR,VARIABLE,NONWIRE WOUND,.
What parts can replace 452-BU?
There are 26 known substitutes for 452-BU: 5409, KC11-01X4/9567, 938-188-0001 and 23 more. Substitute compatibility should be verified for your specific system.
Is 452-BU still available?
452-BU 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