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CY40844019 — MOTOR-TACHOMETER GENERATOR

✓ Government record, cited
KEARFOTT CORP DIV KEARFOTT CORPORATION · MOTOR
PRODUCT OVERVIEW

CY40844019: MOTOR-TACHOMETER GENERATOR.

The MOTOR-TACHOMETER GENERATOR is a KEARFOTT CORP DIV KEARFOTT CORPORATION industrial component. Key specifications include PHASE: TWO INPUT, CURRENT TYPE: AC INPUT, POWER RATING: 21.300 WATTS INPUT, OVERALL WIDTH: 2.250 INCHES IN, SPLINE LENGTH: 0.5000 INCHES NOMINAL SINGLE END IN, COOLING METHOD: NONVENTILATED. This part is cataloged in the U.S.

Government catalog under NSN 6105-00-136-7710, 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
CY40844019
NSN: 6105-00-136-7710
FSC: 6105 — Motors, Electrical
CAGE: 05088 — KEARFOTT CORP DIV KEARFOTT CORPORATION (USA)
SPECIFICATIONS
PHASETWO INPUT
CURRENT TYPEAC INPUT
POWER RATING21.300 WATTS INPUT
OVERALL WIDTH2.250 INCHES IN
SPLINE LENGTH0.5000 INCHES NOMINAL SINGLE END IN
COOLING METHODNONVENTILATED
OVERALL LENGTH3.547 INCHES IN
SHAFT DIAMETER0.2500 INCHES NOMINAL SINGLE END IN
MOUNTING METHODCLAMP RING(S)
SPLINE QUANTITY22 SINGLE END
ENCLOSURE FEATURETOTALLY ENCLOSED
FEATURES PROVIDEDVERTICAL MOUNTING POSITION AND HORIZONTAL MOUNTING POSITION
NSN6105-00-136-7710
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: CY40844019 · KEARFOTT CORP DIV KEARFOTT CORPORATION ⚠ 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: 1 CLAMP COLLAR
•
SPLINE MINOR DIAMETER: 0.2292 INCHES NOMINAL SINGLE END IN
•
PHASE: TWO INPUT
•
SHAFT DIAMETER: 0.2500 INCHES NOMINAL SINGLE END IN
•
FREQUENCY IN HERTZ: 400.0 OUTPUT
•
CURRENT TYPE: AC INPUT
•
MOUNTING METHOD: CLAMP RING(S)
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY1 CLAMP COLLAR
SPLINE MINOR DIAMETER0.2292 INCHES NOMINAL SINGLE END IN
PHASETWO INPUT
SHAFT DIAMETER0.2500 INCHES NOMINAL SINGLE END IN
FREQUENCY IN HERTZ400.0 OUTPUT
CURRENT TYPEAC INPUT
OVERALL LENGTH3.547 INCHES IN
MOUNTING METHODCLAMP RING(S)
SPLINE LENGTH0.5000 INCHES NOMINAL SINGLE END IN
COOLING METHODNONVENTILATED
SUBSTITUTES & CROSS-REFERENCES 7
N-250012Reference document
Same NSN cross-reference
Reference document — Secondary reference
22-55-81Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
K70-ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
600432-1Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
U-218665Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AC6Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is CY40844019?
CY40844019 is a MOTOR-TACHOMETER GENERATOR manufactured by KEARFOTT CORP DIV KEARFOTT CORPORATION.
What parts can replace CY40844019?
There are 7 known substitutes for CY40844019: N-250012, 22-55-81, K70-A and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CY40844019?
CY40844019 is cataloged in the U.S. Government catalog under NSN 6105-00-136-7710. 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.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.