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Technical Data Sheet

CR40809040 — Technical Data Sheet

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KEARFOTT CORPORATION DIV GUIDANCE AND NAVIGATION DIVISION · MOTOR
WHAT YOU NEED TO KNOW
NEMA frame determines mounting bolt pattern TEFC for outdoor, ODP for dry indoor only
C-face vs foot-mount — different mounting
PRODUCT OVERVIEW

The MOTOR-TACHOMETER GENERATOR is a KEARFOTT CORPORATION DIV GUIDANCE AND NAVIGATION DIVISION industrial component. Key specifications include PHASE: SINGLE INPUT, CURRENT TYPE: AC INPUT, EXCITOR TYPE: SEPARATELY EXCITED, POWER RATING: 4.000 WATTS INPUT, OVERALL WIDTH: 1.062 INCHES IN, COOLING METHOD: NONVENTILATED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6105-00-015-3619, 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
CR40809040
NSN: 6105-00-015-3619
FSC: 6105
CAGE: 88818 — KEARFOTT CORPORATION DIV GUIDANCE AND NAVIGATION DIVISION (USA)
SPECIFICATIONS
PHASESINGLE INPUT
CURRENT TYPEAC INPUT
EXCITOR TYPESEPARATELY EXCITED
POWER RATING4.000 WATTS INPUT
OVERALL WIDTH1.062 INCHES IN
COOLING METHODNONVENTILATED
OVERALL HEIGHT1.062 INCHES IN
OVERALL LENGTH2.625 INCHES IN
SHAFT DIAMETER0.1250 INCHES NOMINAL SINGLE END IN
MOUNTING METHODFACE
ENCLOSURE FEATURETOTALLY ENCLOSED
FEATURES PROVIDEDVERTICAL MOUNTING POSITION AND HORIZONTAL MOUNTING POSITION
NSN6105-00-015-3619
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: CR40809040 · KEARFOTT CORPORATION DIV GUIDANCE AND NAVIGATION DIVISION ⚠ 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 THREADED HOLE(S)
COOLING METHOD: NONVENTILATED
CALIBRATION SPEED IN RPM: 0.0 AND 1000.0
ROTOR SPEED RATING IN RPM: 5600.0 SINGLE NO LOAD
CURRENT TYPE: AC INPUT
CONTROL FIELD VOLTAGE TYPE AND RATING IN VOLTS: 20.0 AC AND 40.0 AC
ENCLOSURE FEATURE: TOTALLY ENCLOSED
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH2.625 INCHES IN
MOUNTING FACILITY TYPE AND QUANTITY4 THREADED HOLE(S)
COOLING METHODNONVENTILATED
CALIBRATION SPEED IN RPM0.0 AND 1000.0
ROTOR SPEED RATING IN RPM5600.0 SINGLE NO LOAD
CURRENT TYPEAC INPUT
CONTROL FIELD VOLTAGE TYPE AND RATING IN VOLTS20.0 AC AND 40.0 AC
ENCLOSURE FEATURETOTALLY ENCLOSED
MOUNTING FACILITY CIRCLE DIAMETER0.812 INCHES IN
INCLOSURE SPECIFICATIONCOMMERCIAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
T173Interchangeable
interchangeable cross-reference
interchangeable
110031Interchangeable
interchangeable cross-reference
interchangeable
07-124552Interchangeable
interchangeable cross-reference
interchangeable
7-815839Interchangeable
interchangeable cross-reference
interchangeable
110-031-0001Interchangeable
Same NIIN cross-reference
interchangeable
CRH11LS4208A958Interchangeable
Motor-Tachometer Generator
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CR40809040?
CR40809040 is a MOTOR-TACHOMETER GENERATOR manufactured by KEARFOTT CORPORATION DIV GUIDANCE AND NAVIGATION DIVISION.
What parts can replace CR40809040?
There are 6 known substitutes for CR40809040: T173, 110031, 07-124552 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CR40809040?
CR40809040 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6105-00-015-3619. This indicates validated use in U.S. government and defense supply chains.
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