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Technical Data Sheet
PartsTable / COMPONENT / 1800665
1800665 ✓ 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 1800665 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6105-00-635-9469, 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
1800665
NSN: 6105-00-635-9469
FSC: 6105
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
Part Number1800665
NSN6105-00-635-9469
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: 1800665 · 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
•
PHASE: SINGLE INPUT
•
FULL TOOTH LENGTH: 0.312 INCHES NOMINAL SECOND END IN
•
SHAFT DIAMETER: 0.176 INCHES MINIMUM AND 0.177 INCHES MAXIMUM SECOND END IN
•
CONTROL FIELD CURRENT RATING IN AMPS: 0.193 AND 0.460
•
TEETH QUANTITY: 15 SECOND END
•
FREQUENCY IN HERTZ: 400.0 INPUT
•
CONTROL FIELD IMPEDANCE RATING IN OHMS: 830.0
TECHNICAL CHARACTERISTICS (FLIS)
PHASESINGLE INPUT
FULL TOOTH LENGTH0.312 INCHES NOMINAL SECOND END IN
SHAFT DIAMETER0.176 INCHES MINIMUM AND 0.177 INCHES MAXIMUM SECOND END IN
CONTROL FIELD CURRENT RATING IN AMPS0.193 AND 0.460
TEETH QUANTITY15 SECOND END
OVERALL WIDTH1.749 INCHES IN
FREQUENCY IN HERTZ400.0 INPUT
CONTROL FIELD IMPEDANCE RATING IN OHMS830.0
SHAFT DIAMETER0.119 INCHES MINIMUM AND 0.120 INCHES MAXIMUM FIRST END IN
CURRENT RATING METHODNO LOAD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
54H11DMQBInterchangeable
interchangeable cross-reference
interchangeable
74H11NInterchangeable
interchangeable cross-reference
interchangeable
S54H11FInterchangeable
interchangeable cross-reference
interchangeable
420070Interchangeable
Same NIIN cross-reference
interchangeable
S18F24Interchangeable
Same NIIN cross-reference
interchangeable
R112-2DInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1800665?
1800665 is a 1800665.
What parts can replace 1800665?
There are 8 known substitutes for 1800665: 54H11DMQB, 74H11N, S54H11F and 5 more. Substitute compatibility should be verified for your specific system.
Is 1800665 still available?
1800665 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