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37J189 ✓ 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 37J189 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 6105-00-236-6607, 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
37J189
NSN: 6105-00-236-6607
FSC: 6105
CAGE: 65054 — WESTINGHOUSE ELECTRIC CORP POWER GENERATION-GENERATOR DIV (USA)
SPECIFICATIONS
Part Number37J189
NSN6105-00-236-6607
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: 37J189 · 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
•
TAPER: 0.625 PER FOOT IN INCHES SINGLE END
•
DUTY CYCLE: CONTINUOUS
•
HOLE DIAMETER: 0.1560 INCHES NOMINAL SINGLE END IN
•
SHAFT CENTER TO MOUNTING SURFACE DISTANCE: 6.625 INCHES SINGLE END IN
•
THREAD LENGTH: 1.0000 INCHES NOMINAL SINGLE END IN
•
ENCLOSURE FEATURE: WATERTIGHT
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH13.234 INCHES IN
TAPER0.625 PER FOOT IN INCHES SINGLE END
DUTY CYCLECONTINUOUS
HOLE DIAMETER0.1560 INCHES NOMINAL SINGLE END IN
SPECIAL FEATURESMOTOR HOUSING PUSHED FIT INTO MOUNTING FRAME
SHAFT CENTER TO MOUNTING SURFACE DISTANCE6.625 INCHES SINGLE END IN
THREAD LENGTH1.0000 INCHES NOMINAL SINGLE END IN
ENCLOSURE FEATUREWATERTIGHT
KEYWAY LENGTH2.0000 INCHES NOMINAL SINGLE END IN
NOMINAL THREAD SIZE0.625 INCHES SINGLE END IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
MILM1940SERVICEAInterchangeable
interchangeable cross-reference
interchangeable
33J193Interchangeable
interchangeable cross-reference
interchangeable
S03B8538Interchangeable
interchangeable cross-reference
interchangeable
S05B3056Interchangeable
interchangeable cross-reference
interchangeable
S06B8550Interchangeable
interchangeable cross-reference
interchangeable
S01B8102Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 37J189?
37J189 is a 37J189.
What parts can replace 37J189?
There are 17 known substitutes for 37J189: MILM1940SERVICEA, 33J193, S03B8538 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 37J189?
37J189 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6105-00-236-6607. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026