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PartsTable / COMPONENT / B86K0078
B86K0078 ✓ 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: 1.313 INCHES MAXIMUM IN, body_height: 1.750 INCHES MAXIMUM IN, body_length: 1.313 INCHES MAXIMUM IN, inclosure_type: HERMETICALLY SEALED, mounting_method: THREADED STUD(S) SINGLE GROUP, frequency_rating: 400.0 HERTZ NOMINAL 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 5950-00-946-6745, 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
B86K0078
NSN: 5950-00-946-6745
FSC: 5950
CAGE: 12464 — MCDONNELL DOUGLAS CORP MCDONNELL DOUGLAS ELECTRONIC SYSTEMS CO (USA)
SPECIFICATIONS
body_width1.313 INCHES MAXIMUM IN
body_height1.750 INCHES MAXIMUM IN
body_length1.313 INCHES MAXIMUM IN
inclosure_typeHERMETICALLY SEALED
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating400.0 HERTZ NOMINAL SINGLE COMPONENT
nominal_thread_size0.138 INCHES SINGLE GROUP IN
winding_power_rating3.5 WATTS SINGLE COMPONENT SINGLE PRIMARY
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp105.0 CELSIUS DEGC
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
winding_operating_voltage76.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
NSN5950-00-946-6745
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER TITLE COMPONENT PN B86K0078 MFR TRANSFORMER,POWER
KEY FEATURES
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
DISTANCE BETWEEN MOUNTING FACILITY CENTERS: 1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
•
FREQUENCY RATING: 400.0 HERTZ NOMINAL SINGLE COMPONENT
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
•
MOUNTING METHOD: THREADED STUD(S) SINGLE GROUP
•
BODY WIDTH: 1.313 INCHES MAXIMUM IN
•
TERMINAL TYPE AND QUANTITY: 5 TURRET
TECHNICAL CHARACTERISTICS (FLIS)
RELIABILITY INDICATORNOT ESTABLISHED
DISTANCE BETWEEN MOUNTING FACILITY CENTERS1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
FREQUENCY RATING400.0 HERTZ NOMINAL SINGLE COMPONENT
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
MOUNTING METHODTHREADED STUD(S) SINGLE GROUP
BODY WIDTH1.313 INCHES MAXIMUM IN
TERMINAL TYPE AND QUANTITY5 TURRET
BODY HEIGHT1.750 INCHES MAXIMUM IN
WINDING POWER RATING3.5 WATTS SINGLE COMPONENT SINGLE PRIMARY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
8538DInterchangeable
interchangeable cross-reference
interchangeable
01438ABInterchangeable
interchangeable cross-reference
interchangeable
4359Interchangeable
interchangeable cross-reference
interchangeable
23F703-10K400Interchangeable
interchangeable cross-reference
interchangeable
23F703G103Interchangeable
interchangeable cross-reference
interchangeable
331C092H01Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B86K0078?
B86K0078 is a TRANSFORMER,POWER.
What parts can replace B86K0078?
There are 16 known substitutes for B86K0078: 8538D, 01438AB, 4359 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B86K0078?
B86K0078 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-946-6745. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026