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U212968 — MOTOR-TACHOMETER GENERATOR

✓ Government record, cited
TRANSICOIL LLC DBA ADS TRANSICOIL DIV TRANSICOIL · MOTOR
PRODUCT OVERVIEW

U212968: MOTOR-TACHOMETER GENERATOR.

The MOTOR-TACHOMETER GENERATOR is a TRANSICOIL LLC DBA ADS TRANSICOIL DIV TRANSICOIL industrial component. Key specifications include PHASE: SINGLE INPUT, TEMP RATING: -55.0 OPERATING CELSIUS AND 125.0 OPERATING CELSIUS, CURRENT TYPE: AC INPUT, EXCITOR TYPE: SEPARATELY EXCITED, POWER RATING: 4.200 WATTS INPUT, OVERALL WIDTH: 0.755 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 6105-00-014-6779, 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
U212968
NSN: 6105-00-014-6779
FSC: 6105 — Motors, Electrical
CAGE: 82686 — TRANSICOIL LLC DBA ADS TRANSICOIL DIV TRANSICOIL (USA)
SPECIFICATIONS
PHASESINGLE INPUT
TEMP RATING-55.0 OPERATING CELSIUS AND 125.0 OPERATING CELSIUS
CURRENT TYPEAC INPUT
EXCITOR TYPESEPARATELY EXCITED
POWER RATING4.200 WATTS INPUT
OVERALL WIDTH0.755 INCHES IN
SPLINE LENGTH0.1450 INCHES NOMINAL SINGLE END IN
COOLING METHODNONVENTILATED
OVERALL LENGTH1.685 INCHES IN
SHAFT DIAMETER0.1247 INCHES NOMINAL SINGLE END IN
MOUNTING METHODCLAMP RING(S)
SPLINE QUANTITY13 SINGLE END
NSN6105-00-014-6779
COMPONENT DIAGRAM
ELECTRIC MOTOR — FRAME SIZE = MOUNTING PATTERN SHAFT J-BOX MOUNTING FEET — FRAME — — · — RPM — · — PN: U212968 · TRANSICOIL LLC DBA ADS TRANSICOIL DIV TRANSICOIL ⚠ 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: 0.0919 INCHES NOMINAL SINGLE END IN
•
PHASE: SINGLE INPUT
•
SHAFT DIAMETER: 0.1247 INCHES NOMINAL SINGLE END IN
•
FREQUENCY IN HERTZ: 400.0 OUTPUT
•
CURRENT TYPE: AC INPUT
•
CALIBRATION SPEED IN RPM: 1000.0
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY TYPE AND QUANTITY1 CLAMP COLLAR
SPLINE MINOR DIAMETER0.0919 INCHES NOMINAL SINGLE END IN
PHASESINGLE INPUT
SHAFT DIAMETER0.1247 INCHES NOMINAL SINGLE END IN
FREQUENCY IN HERTZ400.0 OUTPUT
CURRENT TYPEAC INPUT
OVERALL LENGTH1.685 INCHES IN
CALIBRATION SPEED IN RPM1000.0
MOUNTING METHODCLAMP RING(S)
SPLINE LENGTH0.1450 INCHES NOMINAL SINGLE END 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 3
B66N0012-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
CM00854371Reference document
Same NSN cross-reference
Reference document — Secondary reference
8MG400J600A1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is U212968?
U212968 is a MOTOR-TACHOMETER GENERATOR manufactured by TRANSICOIL LLC DBA ADS TRANSICOIL DIV TRANSICOIL.
What parts can replace U212968?
There are 3 known substitutes for U212968: B66N0012-1, CM00854371, 8MG400J600A1. Substitute compatibility should be verified for your specific system.
What is the NSN for U212968?
U212968 is cataloged in the U.S. Government catalog under NSN 6105-00-014-6779. 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.