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C 3661 — TRANSFORMER,POWER

✓ Government record, cited
— · MOTOR
PRODUCT OVERVIEW

C 3661: TRANSFORMER,POWER.

The TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include body_width: 4.062 INCHES NOMINAL IN, body_height: 5.094 INCHES NOMINAL IN, body_length: 6.500 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED, mounting_method: THREADED STUD(S) SINGLE GROUP, frequency_rating: 420.0 HERTZ NOMINAL SINGLE COMPONENT. This part is cataloged in the U.S.

Government catalog under NSN 6105-00-439-4063, 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
C 3661
NSN: 6105-00-439-4063
NIINs: 004394063, 006473628
FSC: 6105 — Motors, Electrical
CAGE: 17472 — EATON AEROSPACE LLC DBA EATON INOAC DIV FUEL & MOTION CONTROL SYSTEMS DIVISION (USA)
SPECIFICATIONS
body_width4.062 INCHES NOMINAL IN
body_height5.094 INCHES NOMINAL IN
body_length6.500 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating420.0 HERTZ NOMINAL SINGLE COMPONENT
nominal_thread_size0.250 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
thread_quantity_per_inch20 SINGLE GROUP
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
winding_shielding_methodINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
winding_operating_current24.5 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
NSN6105-00-439-4063
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: C 3661 · 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
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is C 3661?
C 3661 is a TRANSFORMER,POWER.
What is the NSN for C 3661?
C 3661 is cataloged in the U.S. Government catalog under NSN 6105-00-439-4063. This indicates validated use in U.S. government and defense supply chains.
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