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Technical Data Sheet
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A-256-18 — A-256-18

✓ Government record, cited
— · MOTOR
PRODUCT OVERVIEW

A-256-18: A-256-18.

The A-256-18 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6105-01-159-8822, 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
A-256-18
NSN: 6105-01-159-8822
FSC: 6105 — Motors, Electrical
CAGE: 51802 — HANSOME ENERGY SYSTEMS INC (USA)
SPECIFICATIONS
Part NumberA-256-18
NSN6105-01-159-8822
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: A-256-18 · 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: 0.1560 INCHES NOMINAL SINGLE END IN
•
MOUNTING FACILITY TYPE AND QUANTITY: 4 UNTHREADED HOLE(S)
•
DUTY CYCLE: CONTINUOUS
•
PHASE: THREE INPUT
•
SHAFT DIAMETER: 1.375 INCHES NOMINAL SINGLE END IN
•
FREQUENCY IN HERTZ: 60.0 INPUT
•
SHAFT CENTER TO MOUNTING SURFACE DISTANCE: 6.234 INCHES SINGLE END IN
TECHNICAL CHARACTERISTICS
KEYWAY DEPTH0.1560 INCHES NOMINAL SINGLE END IN
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE(S)
DUTY CYCLECONTINUOUS
PHASETHREE INPUT
SHAFT DIAMETER1.375 INCHES NOMINAL SINGLE END IN
FREQUENCY IN HERTZ60.0 INPUT
SHAFT CENTER TO MOUNTING SURFACE DISTANCE6.234 INCHES SINGLE END IN
OVERALL LENGTH21.500 INCHES IN
WINDING TYPEINDUCTION-SQUIRREL CAGE
MOUNTING METHODFIXED BASE
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
A-256-18 GP1Same 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 A-256-18?
A-256-18 is a A-256-18.
What parts can replace A-256-18?
There is 1 known substitute for A-256-18: A-256-18 GP1. Substitute compatibility should be verified for your specific system.
What is the NSN for A-256-18?
A-256-18 is cataloged in the U.S. Government catalog under NSN 6105-01-159-8822. This indicates validated use in U.S. government and defense supply chains.
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