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603511-254 — 603511-254

✓ Government record, cited
— · MOTOR
PRODUCT OVERVIEW

603511-254: 603511-254.

The 603511-254 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6105-01-678-9288, 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
603511-254
NSN: 6105-01-678-9288
FSC: 6105 — Motors, Electrical
CAGE: 75477 — FM AF, LLC DBA AMERICAN FAN COMPANY (USA)
SPECIFICATIONS
Part Number603511-254
NSN6105-01-678-9288
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: 603511-254 · 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
•
KEYWAY DEPTH: 0.2838 INCHES NOMINAL SINGLE END IN
•
DUTY CYCLE: CONTINUOUS
•
PHASE: THREE INPUT
•
SHAFT DIAMETER: 1.8748 INCHES NOMINAL SINGLE END IN
•
FREQUENCY IN HERTZ: 60.0 INPUT
•
FRAME SIZE DESIGNATION: 326TNCZ
•
NOMINAL THREAD SIZE: 1.767 INCHES SINGLE END IN
TECHNICAL CHARACTERISTICS
KEYWAY DEPTH0.2838 INCHES NOMINAL SINGLE END IN
DUTY CYCLECONTINUOUS
PHASETHREE INPUT
SHAFT DIAMETER1.8748 INCHES NOMINAL SINGLE END IN
FREQUENCY IN HERTZ60.0 INPUT
OVERALL LENGTH28.38 INCHES IN
FRAME SIZE DESIGNATION326TNCZ
NOMINAL THREAD SIZE1.767 INCHES SINGLE END IN
SPECIFICATION/STANDARD DATA81349-MIL-M-17060E AMENDMENT GOVERNMENT SPECIFICATION
OVERALL WIDTH17.69 INCHES IN
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 1
801633-562 REV AReference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 603511-254?
603511-254 is a 603511-254.
What parts can replace 603511-254?
There is 1 known substitute for 603511-254: 801633-562 REV A. Substitute compatibility should be verified for your specific system.
What is the NSN for 603511-254?
603511-254 is cataloged in the U.S. Government catalog under NSN 6105-01-678-9288. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.