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Technical Data Sheet
PartsTable / COMPONENT / C145K17FB3B
C145K17FB3B ✓ Verified by PartsTable
— · MOTOR
WHAT YOU NEED TO KNOW
NEMA frame determines mounting bolt pattern TEFC for outdoor, ODP for dry indoor only
C-face vs foot-mount — different mounting
PRODUCT OVERVIEW

The C145K17FB3B is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6105-01-274-2490, 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
C145K17FB3B
NSN: 6105-01-274-2490
FSC: 6105
CAGE: 56065 — LEESON ELECTRIC CORP (USA)
SPECIFICATIONS
Part NumberC145K17FB3B
NSN6105-01-274-2490
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: C145K17FB3B · OEM ⚠ VERIFY BEFORE ORDERING NEMA frame size determines mounting bolt pattern — not interchangeable. 56C ≠ 143T bolt pattern. C-face vs foot-mount vs flange — different mounting, same HP doesn't mean drop-in ✓ BROKER TIP TEFC = outdoor/washdown OK. ODP = dry indoor only. TENV = no external fan, explosion-proof areas. 1750 RPM = 4-pole (most common), 3450 RPM = 2-pole, 1150 RPM = 6-pole PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
PHASE: SINGLE INPUT
•
SHAFT DIAMETER: 0.875 INCHES NOMINAL SINGLE END IN
•
FREQUENCY IN HERTZ: 60.0 INPUT
•
SHAFT END STYLE: FLAT KEYWAY SINGLE END
•
MOUNTING METHOD: FIXED BASE
•
COOLING METHOD: FAN COOLED
•
KEYWAY WIDTH: 0.188 INCHES NOMINAL SINGLE END IN
•
KEYWAY DEPTH: 0.188 INCHES NOMINAL SINGLE END IN
TECHNICAL CHARACTERISTICS (FLIS)
PHASESINGLE INPUT
SHAFT DIAMETER0.875 INCHES NOMINAL SINGLE END IN
FREQUENCY IN HERTZ60.0 INPUT
SHAFT END STYLEFLAT KEYWAY SINGLE END
MOUNTING METHODFIXED BASE
COOLING METHODFAN COOLED
KEYWAY WIDTH0.188 INCHES NOMINAL SINGLE END IN
KEYWAY DEPTH0.188 INCHES NOMINAL SINGLE END IN
CURRENT RATING METHODLOAD
ROTOR SPEED RATING IN RPM1740.0 SINGLE NO LOAD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
120026Interchangeable
interchangeable cross-reference
interchangeable
SA2B474KInterchangeable
interchangeable cross-reference
interchangeable
12YY2062-6Interchangeable
interchangeable cross-reference
interchangeable
SW1045Interchangeable
interchangeable cross-reference
interchangeable
8216-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C145K17FB3B?
C145K17FB3B is a C145K17FB3B.
What parts can replace C145K17FB3B?
There are 5 known substitutes for C145K17FB3B: 120026, SA2B474K, 12YY2062-6 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C145K17FB3B?
C145K17FB3B is cataloged in the Federal Logistics Information System (FLIS) under NSN 6105-01-274-2490. 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