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Technical Data Sheet
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251601-04 — 251601-04

✓ Government record, cited
— · MOTOR
PRODUCT OVERVIEW

251601-04: 251601-04.

The 251601-04 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6105-01-159-4271, 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
251601-04
NSN: 6105-01-159-4271
FSC: 6105 — Motors, Electrical
CAGE: 20019 — WARD LEONARD CT LLC (USA)
SPECIFICATIONS
Part Number251601-04
NSN6105-01-159-4271
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: 251601-04 · 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
•
MOUNTING FACILITY TYPE AND QUANTITY: 4 UNTHREADED HOLE(S)
•
DUTY CYCLE: CONTINUOUS
•
PHASE: THREE INPUT
•
FREQUENCY IN HERTZ: 60.0 INPUT
•
WINDING TYPE: INDUCTION-SQUIRREL CAGE
•
MOUNTING METHOD: FIXED BASE
•
CONNECTION TYPE AND VOLTAGE RATING IN VOLTS: 440.0 LINE TO NEUTRAL SINGLE INPUT
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE(S)
DUTY CYCLECONTINUOUS
PHASETHREE INPUT
FREQUENCY IN HERTZ60.0 INPUT
OVERALL LENGTH33.688 INCHES IN
WINDING TYPEINDUCTION-SQUIRREL CAGE
MOUNTING METHODFIXED BASE
CONNECTION TYPE AND VOLTAGE RATING IN VOLTS440.0 LINE TO NEUTRAL SINGLE INPUT
OVERALL WIDTH17.563 INCHES IN
NOMINAL CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH10.000 INCHES IN
SUBSTITUTES & CROSS-REFERENCES 1
01-0100Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 251601-04?
251601-04 is a 251601-04.
What parts can replace 251601-04?
There is 1 known substitute for 251601-04: 01-0100. Substitute compatibility should be verified for your specific system.
What is the NSN for 251601-04?
251601-04 is cataloged in the U.S. Government catalog under NSN 6105-01-159-4271. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.