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77C704661P001 — MOTOR-TACHOMETER GENERATOR

✓ Government record, cited
LOCKHEED MARTIN CORPORATION DIV RMS · MOTOR
PRODUCT OVERVIEW

77C704661P001: MOTOR-TACHOMETER GENERATOR.

The MOTOR-TACHOMETER GENERATOR is a LOCKHEED MARTIN CORPORATION DIV RMS industrial component. Key specifications include PHASE: TWO INPUT, TEMP RATING: -55.0 OPERATING CELSIUS AND 65.0 OPERATING CELSIUS, CURRENT TYPE: AC INPUT, EXCITOR TYPE: SEPARATELY EXCITED, POWER RATING: 5.400 WATTS INPUT, OVERALL WIDTH: 1.437 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 6105-00-993-0148, 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
77C704661P001
NSN: 6105-00-993-0148
FSC: 6105 — Motors, Electrical
CAGE: 03538 — LOCKHEED MARTIN CORPORATION DIV RMS (USA)
SPECIFICATIONS
PHASETWO INPUT
TEMP RATING-55.0 OPERATING CELSIUS AND 65.0 OPERATING CELSIUS
CURRENT TYPEAC INPUT
EXCITOR TYPESEPARATELY EXCITED
POWER RATING5.400 WATTS INPUT
OVERALL WIDTH1.437 INCHES IN
COOLING METHODFAN COOLED
OVERALL LENGTH3.321 INCHES IN
SHAFT DIAMETER0.1764 INCHES NOMINAL SINGLE END IN
MOUNTING METHODCLAMP RING(S)
ENCLOSURE FEATURETOTALLY ENCLOSED
FEATURES PROVIDEDVERTICAL MOUNTING POSITION AND HORIZONTAL MOUNTING POSITION
NSN6105-00-993-0148
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: 77C704661P001 · LOCKHEED MARTIN CORPORATION DIV RMS ⚠ 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
•
PHASE: TWO INPUT
•
SHAFT DIAMETER: 0.1764 INCHES NOMINAL SINGLE END IN
•
FREQUENCY IN HERTZ: 400.0 OUTPUT
•
CURRENT TYPE: AC INPUT
•
CALIBRATION SPEED IN RPM: 1000.0
•
MOUNTING METHOD: CLAMP RING(S)
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY1 CLAMP COLLAR
PHASETWO INPUT
SHAFT DIAMETER0.1764 INCHES NOMINAL SINGLE END IN
FREQUENCY IN HERTZ400.0 OUTPUT
CURRENT TYPEAC INPUT
OVERALL LENGTH3.321 INCHES IN
CALIBRATION SPEED IN RPM1000.0
MOUNTING METHODCLAMP RING(S)
COOLING METHODFAN COOLED
FEATURES PROVIDEDVERTICAL MOUNTING POSITION AND HORIZONTAL MOUNTING POSITION
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 77C704661P001?
77C704661P001 is a MOTOR-TACHOMETER GENERATOR manufactured by LOCKHEED MARTIN CORPORATION DIV RMS.
What is the NSN for 77C704661P001?
77C704661P001 is cataloged in the U.S. Government catalog under NSN 6105-00-993-0148. This indicates validated use in U.S. government and defense supply chains.
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