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Technical Data Sheet
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CM3557 — MOTOR,ALTERNATING CURRENT

✓ Government record, cited
ABB MOTORS & MECHANICAL INC DIV ABB MOTORS AND MECHANICAL INC. · MOTOR
PRODUCT OVERVIEW

CM3557: MOTOR,ALTERNATING CURRENT.

The MOTOR,ALTERNATING CURRENT is a ABB MOTORS & MECHANICAL INC DIV ABB MOTORS AND MECHANICAL INC. industrial component. Key specifications include PHASE: THREE INPUT, POWER RATING: 0.500 HORSEPOWER INPUT, MOUNTING METHOD: FIXED BASE, FREQUENCY IN HERTZ: 60.0 INPUT, FRAME SIZE DESIGNATION: 56C, MOUNTING FACILITY TYPE AND QUANTITY: 4 UNTHREADED HOLE(S).

This part is cataloged in the U.S. Government catalog under NSN 6105-01-288-7432, 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
CM3557
NSN: 6105-01-288-7432
FSC: 6105 — Motors, Electrical
CAGE: 46UR5 — ABB MOTORS & MECHANICAL INC DIV ABB MOTORS AND MECHANICAL INC. (USA)
SPECIFICATIONS
PHASETHREE INPUT
POWER RATING0.500 HORSEPOWER INPUT
MOUNTING METHODFIXED BASE
FREQUENCY IN HERTZ60.0 INPUT
FRAME SIZE DESIGNATION56C
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE(S)
NSN6105-01-288-7432
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: CM3557 · ABB MOTORS & MECHANICAL INC DIV ABB MOTORS AND MECHANICAL INC. ⚠ 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
•
MOUNTING FACILITY TYPE AND QUANTITY: 4 UNTHREADED HOLE(S)
•
DUTY CYCLE: CONTINUOUS
•
PHASE: THREE INPUT
•
FREQUENCY IN HERTZ: 60.0 INPUT
•
MOUNTING METHOD: FIXED BASE
•
FRAME SIZE DESIGNATION: 56C
•
POWER RATING: 0.500 HORSEPOWER INPUT
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE(S)
DUTY CYCLECONTINUOUS
PHASETHREE INPUT
FREQUENCY IN HERTZ60.0 INPUT
MOUNTING METHODFIXED BASE
FRAME SIZE DESIGNATION56C
POWER RATING0.500 HORSEPOWER INPUT
OTHER ITEMS IN FSC 6105 — Motors, Electrical
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6105-00-001-1471 6105-00-001-1473 6105-00-001-1497 6105-00-001-1710 6105-00-001-1712 6105-00-001-2097 6105-00-001-2098 6105-00-001-3680
SUBSTITUTES & CROSS-REFERENCES 2
00781568215586Reference document
Same NSN cross-reference
Reference document — Secondary reference
34A62-232Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is CM3557?
CM3557 is a MOTOR,ALTERNATING CURRENT manufactured by ABB MOTORS & MECHANICAL INC DIV ABB MOTORS AND MECHANICAL INC..
What parts can replace CM3557?
There are 2 known substitutes for CM3557: 00781568215586, 34A62-232. Substitute compatibility should be verified for your specific system.
What is the NSN for CM3557?
CM3557 is cataloged in the U.S. Government catalog under NSN 6105-01-288-7432. This indicates validated use in U.S. government and defense supply chains.
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