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Technical Data Sheet
PartsTable / COMPONENT / D-74-943-31 GROUP 1
D-74-943-31 GROUP 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 D-74-943-31 GROUP 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 6105-01-236-9465, 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
D-74-943-31 GROUP 1
NSN: 6105-01-236-9465
FSC: 6105
CAGE: 95402 — ELECTRIC BOAT CORP DBA ELECTRO DYNAMIC (USA)
SPECIFICATIONS
Part NumberD-74-943-31 GROUP 1
NSN6105-01-236-9465
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: D-74-943-31 GROUP 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
•
FREQUENCY IN HERTZ: 60.0 INPUT
•
POWER RATING: 15.000 HORSEPOWER OUTPUT
•
KEYWAY WIDTH: 0.375 INCHES NOMINAL SINGLE END IN
•
WINDING TYPE: INDUCTION-SQUIRREL CAGE
•
FEATURES PROVIDED: HORIZONTAL MOUNTING POSITION
•
TEMP RATING: 50.0 AMBIENT CELSIUS
•
KEYWAY LENGTH: 3.750 INCHES NOMINAL SINGLE END IN
TECHNICAL CHARACTERISTICS (FLIS)
FREQUENCY IN HERTZ60.0 INPUT
OVERALL HEIGHT18.250 INCHES IN
POWER RATING15.000 HORSEPOWER OUTPUT
KEYWAY WIDTH0.375 INCHES NOMINAL SINGLE END IN
WINDING TYPEINDUCTION-SQUIRREL CAGE
FEATURES PROVIDEDHORIZONTAL MOUNTING POSITION
TEMP RATING50.0 AMBIENT CELSIUS
KEYWAY LENGTH3.750 INCHES NOMINAL SINGLE END IN
KEYWAY DEPTH0.188 INCHES NOMINAL SINGLE END IN
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE(S)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
3248665Interchangeable
interchangeable cross-reference
interchangeable
3279496Interchangeable
interchangeable cross-reference
interchangeable
3279079Interchangeable
interchangeable cross-reference
interchangeable
3,278,989Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D-74-943-31 GROUP 1?
D-74-943-31 GROUP 1 is a D-74-943-31 GROUP 1.
What parts can replace D-74-943-31 GROUP 1?
There are 4 known substitutes for D-74-943-31 GROUP 1: 3248665, 3279496, 3279079 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D-74-943-31 GROUP 1?
D-74-943-31 GROUP 1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6105-01-236-9465. 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