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Technical Data Sheet
FT666F ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include body_width: 1.250 INCHES NOMINAL IN, body_height: 1.500 INCHES NOMINAL IN, body_length: 2.000 INCHES NOMINAL IN, inclosure_type: OPEN, mounting_method: THREADED STUD(S) SINGLE GROUP, frequency_rating: 380.0 HERTZ MINIMUM AND 2.4 KILOHERTZ MAXIMUM SINGLE COMPONENT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-646-1185, 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
FT666F
NSN: 5950-00-646-1185
FSC: 5950
CAGE: 82100 — GOSLIN CORP (USA)
SPECIFICATIONS
body_width1.250 INCHES NOMINAL IN
body_height1.500 INCHES NOMINAL IN
body_length2.000 INCHES NOMINAL IN
inclosure_typeOPEN
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating380.0 HERTZ MINIMUM AND 2.4 KILOHERTZ MAXIMUM SINGLE COMPONENT
nominal_thread_size0.138 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
thread_quantity_per_inch32 SINGLE GROUP
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
winding_operating_current1.5 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
winding_operating_voltage6.30 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
NSN5950-00-646-1185
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER TITLE COMPONENT PN FT666F MFR TRANSFORMER,POWER
KEY FEATURES
RELIABILITY INDICATOR: NOT ESTABLISHED
INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
TERMINAL TYPE AND QUANTITY: 4 TAB, SOLDER LUG
BODY HEIGHT: 1.500 INCHES NOMINAL IN
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
THREAD QUANTITY PER INCH: 32 SINGLE GROUP
BODY LENGTH: 2.000 INCHES NOMINAL IN
INCLOSURE TYPE: OPEN
TECHNICAL CHARACTERISTICS (FLIS)
RELIABILITY INDICATORNOT ESTABLISHED
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
TERMINAL TYPE AND QUANTITY4 TAB, SOLDER LUG
BODY HEIGHT1.500 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
THREAD QUANTITY PER INCH32 SINGLE GROUP
BODY LENGTH2.000 INCHES NOMINAL IN
INCLOSURE TYPEOPEN
WINDING OPERATING VOLTAGE115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
FREQUENCY RATING380.0 HERTZ MINIMUM AND 2.4 KILOHERTZ MAXIMUM SINGLE COMPONENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
MIL-F-15049Interchangeable
interchangeable cross-reference
interchangeable
4730002029039Interchangeable
interchangeable cross-reference
interchangeable
1741Interchangeable
interchangeable cross-reference
interchangeable
944095-1Interchangeable
interchangeable cross-reference
interchangeable
1740Interchangeable
interchangeable cross-reference
interchangeable
851623Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FT666F?
FT666F is a TRANSFORMER,POWER.
What parts can replace FT666F?
There are 23 known substitutes for FT666F: MIL-F-15049, 4730002029039, 1741 and 20 more. Substitute compatibility should be verified for your specific system.
Is FT666F still available?
FT666F is currently cancelled.
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