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Technical Data Sheet
PartsTable / COMPONENT / 56B12945
56B12945 ✓ 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 56B12945 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6105-00-729-9343, 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
56B12945
NSN: 6105-00-729-9343
FSC: 6105
CAGE: 80049 — DEPARTMENT OF THE AIR FORCE (USA)
SPECIFICATIONS
Part Number56B12945
NSN6105-00-729-9343
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: 56B12945 · 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
•
CONNECTION TYPE AND VOLTAGE RATING IN VOLTS: 27.5 LINE TO NEUTRAL SINGLE INPUT
•
SHAFT END CHARACTERISTIC: A1 SINGLE STYLE SINGLE END
•
ROTOR SPEED RATING IN RPM: 7400.0 SINGLE FULL LOAD
•
SHAFT DIAMETER: 0.1870 INCHES NOMINAL SINGLE END IN
•
MAXIMUM OPERATING ALTITUDE RATING: 50000.0 FEET FT
•
CURRENT RATING IN AMPS: 2.800 SINGLE INPUT
TECHNICAL CHARACTERISTICS (FLIS)
CONNECTION TYPE AND VOLTAGE RATING IN VOLTS27.5 LINE TO NEUTRAL SINGLE INPUT
OVERALL LENGTH3.224 INCHES IN
OVERALL WIDTH1.625 INCHES IN
SHAFT END CHARACTERISTICA1 SINGLE STYLE SINGLE END
ROTOR SPEED RATING IN RPM7400.0 SINGLE FULL LOAD
SHAFT DIAMETER0.1870 INCHES NOMINAL SINGLE END IN
MAXIMUM OPERATING ALTITUDE RATING50000.0 FEET FT
CURRENT RATING IN AMPS2.800 SINGLE INPUT
MOUNTING FACILITY CIRCLE DIAMETER0.832 INCHES IN
LENGTH OF SHAFT FROM HOUSING0.484 INCHES SINGLE END IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
7679Upgraded Successor
successor cross-reference
successor
223-8216644-86Upgraded Successor
successor cross-reference
successor
PDM-7679Upgraded Successor
successor cross-reference
successor
148BInterchangeable
interchangeable cross-reference
interchangeable
7M21AUInterchangeable
interchangeable cross-reference
interchangeable
9113481Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 56B12945?
56B12945 is a 56B12945.
What parts can replace 56B12945?
There are 16 known substitutes for 56B12945: 7679, 223-8216644-86, PDM-7679 and 13 more. Substitute compatibility should be verified for your specific system.
Is 56B12945 still available?
56B12945 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