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Technical Data Sheet
PartsTable / COMPONENT / 1789-1120PT1
1789-1120PT1 ✓ 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 1789-1120PT1 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6105-00-325-9356, 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
1789-1120PT1
NSN: 6105-00-325-9356
FSC: 6105
CAGE: 94144 — RAYTHEON COMPANY DBA RAYTHEON (USA)
SPECIFICATIONS
Part Number1789-1120PT1
NSN6105-00-325-9356
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: 1789-1120PT1 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
B18.3Interchangeable
interchangeable cross-reference
interchangeable
515103Interchangeable
interchangeable cross-reference
interchangeable
GGG-K-275 TY2CL1Interchangeable
interchangeable cross-reference
interchangeable
611939Interchangeable
interchangeable cross-reference
interchangeable
LSC1Interchangeable
interchangeable cross-reference
interchangeable
SMB338734Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1789-1120PT1?
1789-1120PT1 is a 1789-1120PT1.
What parts can replace 1789-1120PT1?
There are 25 known substitutes for 1789-1120PT1: B18.3, 515103, GGG-K-275 TY2CL1 and 22 more. Substitute compatibility should be verified for your specific system.
Is 1789-1120PT1 still available?
1789-1120PT1 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