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MILM1940SERVICEB — MOTOR,ALTERNATING CURRENT

✓ Government record, cited
MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M · MOTOR
PRODUCT OVERVIEW

MILM1940SERVICEB: MOTOR,ALTERNATING CURRENT.

The MOTOR,ALTERNATING CURRENT is a MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M industrial component. Key specifications include PHASE: THREE INPUT, TEMP RATING: 50.0 OPERATING CELSIUS AND 60.0 AMBIENT CELSIUS, KEYWAY DEPTH: 0.2500 INCHES NOMINAL SINGLE END IN, KEYWAY WIDTH: 0.2500 INCHES NOMINAL SINGLE END IN, POWER RATING: 3.3000 HORSEPOWER OUTPUT, WINDING TYPE: INDUCTION-SQUIRREL CAGE. This part is cataloged in the U.S.

Government catalog under NSN 6105-00-548-2903, 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
MILM1940SERVICEB
NSN: 6105-00-548-2903
FSC: 6105 — Motors, Electrical
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
PHASETHREE INPUT
TEMP RATING50.0 OPERATING CELSIUS AND 60.0 AMBIENT CELSIUS
KEYWAY DEPTH0.2500 INCHES NOMINAL SINGLE END IN
KEYWAY WIDTH0.2500 INCHES NOMINAL SINGLE END IN
POWER RATING3.3000 HORSEPOWER OUTPUT
WINDING TYPEINDUCTION-SQUIRREL CAGE
KEYWAY LENGTH2.1250 INCHES NOMINAL SINGLE END IN
OVERALL WIDTH13.438 INCHES IN
COOLING METHODAMBIENT AIR
OVERALL HEIGHT10.938 INCHES IN
OVERALL LENGTH16.812 INCHES IN
SHAFT DIAMETER1.0000 INCHES NOMINAL SINGLE END IN
NSN6105-00-548-2903
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: MILM1940SERVICEB · MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M ⚠ 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
•
KEYWAY DEPTH: 0.2500 INCHES NOMINAL SINGLE END IN
•
MOUNTING FACILITY TYPE AND QUANTITY: 4 UNTHREADED HOLE(S)
•
DUTY CYCLE: CONTINUOUS
•
PHASE: THREE INPUT
•
SHAFT DIAMETER: 1.0000 INCHES NOMINAL SINGLE END IN
•
FREQUENCY IN HERTZ: 60.0 INPUT
•
SHAFT CENTER TO MOUNTING SURFACE DISTANCE: 5.500 INCHES SINGLE END IN
TECHNICAL CHARACTERISTICS
KEYWAY DEPTH0.2500 INCHES NOMINAL SINGLE END IN
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE(S)
DUTY CYCLECONTINUOUS
PHASETHREE INPUT
SHAFT DIAMETER1.0000 INCHES NOMINAL SINGLE END IN
FREQUENCY IN HERTZ60.0 INPUT
SHAFT CENTER TO MOUNTING SURFACE DISTANCE5.500 INCHES SINGLE END IN
OVERALL LENGTH16.812 INCHES IN
WINDING TYPEINDUCTION-SQUIRREL CAGE
MOUNTING METHODFIXED BASE
OTHER ITEMS IN FSC 6105 — Motors, Electrical
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6105-00-001-1471 6105-00-001-1473 6105-00-001-1497 6105-00-001-1710 6105-00-001-1712 6105-00-001-2097 6105-00-001-2098 6105-00-001-3680
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MILM1940SERVICEB?
MILM1940SERVICEB is a MOTOR,ALTERNATING CURRENT manufactured by MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M.
What is the NSN for MILM1940SERVICEB?
MILM1940SERVICEB is cataloged in the U.S. Government catalog under NSN 6105-00-548-2903. This indicates validated use in U.S. government and defense supply chains.
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