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BC6661 ✓ 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: 2.000 INCHES MAXIMUM IN, body_height: 2.500 INCHES NOMINAL IN, body_length: 3.812 INCHES MAXIMUM IN, inclosure_type: OPEN, mounting_method: THREADED HOLE(S) SINGLE GROUP, frequency_rating: 380.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-650-3860, 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
BC6661
NSN: 5950-00-650-3860
FSC: 5950
CAGE: 53292 — PEGASUS INC (USA)
SPECIFICATIONS
body_width2.000 INCHES MAXIMUM IN
body_height2.500 INCHES NOMINAL IN
body_length3.812 INCHES MAXIMUM IN
inclosure_typeOPEN
mounting_methodTHREADED HOLE(S) SINGLE GROUP
frequency_rating380.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
nominal_thread_size0.164 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
thread_quantity_per_inch32 SINGLE GROUP
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
winding_operating_current10.5 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
winding_operating_voltage210.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
NSN5950-00-650-3860
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER TITLE COMPONENT PN BC6661 MFR TRANSFORMER,POWER
KEY FEATURES
•
INPUT-OUTPUT PHASE RELATIONSHIP: THREE PHASE TO THREE PHASE SINGLE COMPONENT
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
•
MOUNTING METHOD: THREADED HOLE(S) SINGLE GROUP
•
NOMINAL THREAD SIZE: 0.164 INCHES SINGLE GROUP IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH: 2.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 2.062 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
WINDING OPERATING CURRENT: 10.5 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
TECHNICAL CHARACTERISTICS (FLIS)
INPUT-OUTPUT PHASE RELATIONSHIPTHREE PHASE TO THREE PHASE SINGLE COMPONENT
RELIABILITY INDICATORNOT ESTABLISHED
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
MOUNTING METHODTHREADED HOLE(S) SINGLE GROUP
NOMINAL THREAD SIZE0.164 INCHES SINGLE GROUP IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH2.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH2.062 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
WINDING OPERATING CURRENT10.5 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
MOUNTING FACILITY QUANTITY8 SINGLE GROUP
BODY HEIGHT2.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
7198Interchangeable
interchangeable cross-reference
interchangeable
A7-07-0772-1Interchangeable
interchangeable cross-reference
interchangeable
PS-799040A-06Interchangeable
interchangeable cross-reference
interchangeable
78011Interchangeable
interchangeable cross-reference
interchangeable
4342FWInterchangeable
interchangeable cross-reference
interchangeable
67-075-11Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BC6661?
BC6661 is a TRANSFORMER,POWER.
What parts can replace BC6661?
There are 17 known substitutes for BC6661: 7198, A7-07-0772-1, PS-799040A-06 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BC6661?
BC6661 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-650-3860. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026