PartsTable
Technical Data Sheet
10503-1 ✓ 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 10503-1 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 6105-01-149-1485, 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
10503-1
NSN: 6105-01-149-1485
FSC: 6105
CAGE: 99167 — HAMILTON SUNDSTRAND CORPORATION (USA)
SPECIFICATIONS
Part Number10503-1
NSN6105-01-149-1485
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: 10503-1 · 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
GENERAL CHARACTERISTICS ITEM DESCRIPTION: PART OF MOTOR 6105-01-026-7270; USED ON PUMP 4320-01-009-4055
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONPART OF MOTOR 6105-01-026-7270; USED ON PUMP 4320-01-009-4055
END ITEM IDENTIFICATIONE3A ACFT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
1050-34Interchangeable
interchangeable cross-reference
interchangeable
7719810P4Interchangeable
interchangeable cross-reference
interchangeable
M3449-8HTCInterchangeable
interchangeable cross-reference
interchangeable
5M364-3Interchangeable
interchangeable cross-reference
interchangeable
7008-3Interchangeable
interchangeable cross-reference
interchangeable
2040-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 10503-1?
10503-1 is a 10503-1.
What parts can replace 10503-1?
There are 9 known substitutes for 10503-1: 1050-34, 7719810P4, M3449-8HTC and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10503-1?
10503-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6105-01-149-1485. This indicates validated use in U.S. government and defense supply chains.
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