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PartsTable / COMPONENT / QST3I
QST3I ✓ 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 body_style: BUSHING MOUNT, body_width: 0.906 INCHES NOMINAL IN, body_height: 0.921 INCHES NOMINAL IN, body_length: 1.500 INCHES NOMINAL IN, actuator_style: RECTANGULAR, actuator_width: 0.281 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 5930-00-136-8427, 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
QST3I
NSN: 5930-00-136-8427
FSC: 5930
CAGE: 04009 — COOPER INDUSTRIES INC COOPER DISTRIBUTION EQUIPMENT DIV (USA)
SPECIFICATIONS
body_styleBUSHING MOUNT
body_width0.906 INCHES NOMINAL IN
body_height0.921 INCHES NOMINAL IN
body_length1.500 INCHES NOMINAL IN
actuator_styleRECTANGULAR
actuator_width0.281 INCHES NOMINAL IN
bushing_length0.234 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
actuator_height0.562 INCHES NOMINAL IN
mounting_methodTHREADED BUSHING
maximum_voltage_rating_in_volts277.0 AC
hazardous_locations/environmental_protectionDUSTPROOF
NSN5930-00-136-8427
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SWITCH,TOGGLE TITLE COMPONENT PN QST3I MFR SWITCH,TOGGLE
KEY FEATURES
•
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTION: DUSTPROOF
•
BODY WIDTH: 0.906 INCHES NOMINAL IN
•
BUSHING LENGTH: 0.234 INCHES NOMINAL IN
•
ACTUATOR HEIGHT: 0.562 INCHES NOMINAL IN
•
CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE: 15.000 AMPERES RESISTIVE AC
•
INCLOSURE TYPE: FULLY INCLOSED
•
MOUNTING METHOD: THREADED BUSHING
•
BODY HEIGHT: 0.921 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HAZARDOUS LOCATIONS/ENVIRONMENTAL PROTECTIONDUSTPROOF
BODY WIDTH0.906 INCHES NOMINAL IN
BUSHING LENGTH0.234 INCHES NOMINAL IN
ACTUATOR HEIGHT0.562 INCHES NOMINAL IN
CONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE15.000 AMPERES RESISTIVE AC
INCLOSURE TYPEFULLY INCLOSED
MOUNTING METHODTHREADED BUSHING
BODY HEIGHT0.921 INCHES NOMINAL IN
BODY LENGTH1.500 INCHES NOMINAL IN
ACTUATOR STYLERECTANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
940 11/32Interchangeable
interchangeable cross-reference
interchangeable
200 11/32Interchangeable
interchangeable cross-reference
interchangeable
1302Interchangeable
interchangeable cross-reference
interchangeable
12139Interchangeable
interchangeable cross-reference
interchangeable
6309747Interchangeable
interchangeable cross-reference
interchangeable
22HS112Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is QST3I?
QST3I is a SWITCH,TOGGLE.
What parts can replace QST3I?
There are 9 known substitutes for QST3I: 940 11/32, 200 11/32, 1302 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for QST3I?
QST3I is cataloged in the Federal Logistics Information System (FLIS) under NSN 5930-00-136-8427. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026