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18M4BAC0C8 — Technical Data Sheet

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VERNITRON CORP · 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 MOTOR,CONTROL is a VERNITRON CORP industrial component. Key specifications include PHASE: SINGLE INPUT, TEMP RATING: -54.0 OPERATING CELSIUS AND 120.0 OPERATING CELSIUS, CURRENT TYPE: AC INPUT, OVERALL WIDTH: 1.750 INCHES1.750 INCHES IN, SPLINE LENGTH: 0.3970 INCHES NOMINAL SINGLE END IN, COOLING METHOD: NONVENTILATED. This part is cataloged in the Federal Logistics Information System under NSN 6105-00-049-8881, 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
18M4BAC0C8
NSN: 6105-00-049-8881
FSC: 6105
CAGE: 10651 — VERNITRON CORP (USA)
SPECIFICATIONS
PHASESINGLE INPUT
TEMP RATING-54.0 OPERATING CELSIUS AND 120.0 OPERATING CELSIUS
CURRENT TYPEAC INPUT
OVERALL WIDTH1.750 INCHES1.750 INCHES IN
SPLINE LENGTH0.3970 INCHES NOMINAL SINGLE END IN
COOLING METHODNONVENTILATED
OVERALL HEIGHT1.750 INCHES1.750 INCHES IN
OVERALL LENGTH2.616 INCHES2.616 INCHES IN
SHAFT DIAMETER0.1771 INCHES NOMINAL SINGLE END IN
MOUNTING METHODFACE
SPLINE QUANTITY15 SINGLE END
ENCLOSURE FEATURETOTALLY ENCLOSED
NSN6105-00-049-8881
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: 18M4BAC0C8 · VERNITRON CORP ⚠ 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
•
TORQUE RATING AND TYPE: 2.25 INCH-OUNCES STALLED IN
•
ENCLOSURE FEATURE: TOTALLY ENCLOSED
•
MOUNTING FACILITY TYPE AND QUANTITY: 4 UNTHREADED HOLE(S)
•
LENGTH OF SHAFT FROM HOUSING: 0.397 INCHES SINGLE END IN
•
ROTOR SPEED RATING IN RPM: 5000.0 SINGLE NO LOAD
•
SPLINE LENGTH: 0.3970 INCHES NOMINAL SINGLE END IN
•
CONTROL FIELD VOLTAGE TYPE AND RATING IN VOLTS: 57.5 AC AND 115.0 AC
•
CURRENT TYPE: AC INPUT
TECHNICAL CHARACTERISTICS
TORQUE RATING AND TYPE2.25 INCH-OUNCES STALLED IN
ENCLOSURE FEATURETOTALLY ENCLOSED
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE(S)
LENGTH OF SHAFT FROM HOUSING0.397 INCHES SINGLE END IN
ROTOR SPEED RATING IN RPM5000.0 SINGLE NO LOAD
SPLINE LENGTH0.3970 INCHES NOMINAL SINGLE END IN
CONTROL FIELD VOLTAGE TYPE AND RATING IN VOLTS57.5 AC AND 115.0 AC
CURRENT TYPEAC INPUT
CONTROL FIELD IMPEDANCE RATING IN OHMS160.0 AND 640.0
MOUNTING METHODFACE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
117054InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
0911045InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
A6793InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
GPW6009InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
100478InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
00117-0054InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 18M4BAC0C8?
18M4BAC0C8 is a MOTOR,CONTROL manufactured by VERNITRON CORP.
What parts can replace 18M4BAC0C8?
There are 23 known substitutes for 18M4BAC0C8: 117054, 0911045, A6793 and 20 more. Substitute compatibility should be verified for your specific system.
Is 18M4BAC0C8 still available?
18M4BAC0C8 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: October 2026