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Technical Data Sheet
BA40 ✓ 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

TRANSFORMER,POWER AUTOTRANSFORME. Key specifications include body_width: 1.062 INCHES MAXIMUM IN, body_height: 2.000 INCHES MAXIMUM IN, body_length: 1.500 INCHES MAXIMUM IN, overall_width: 4.094 INCHES NOMINAL IN, terminal_type: SOCKET TOP, inclosure_type: OPEN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6135-00-120-1011, 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
BA40
NSN: 6135-00-120-1011
FSC: 6135
CAGE: 81350 — JOINT ARMY-NAVY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
body_width1.062 INCHES MAXIMUM IN
body_height2.000 INCHES MAXIMUM IN
body_length1.500 INCHES MAXIMUM IN
overall_width4.094 INCHES NOMINAL IN
terminal_typeSOCKET TOP
inclosure_typeOPEN
overall_height6.938 INCHES NOMINAL IN
overall_length5.250 INCHES NOMINAL IN
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
contact_quantity4
frequency_rating400.0 HERTZ NOMINAL SINGLE COMPONENT
voltage_in_volts1.5 AND 90.0
NSN6135-00-120-1011
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER AUTOTRANSFORME TITLE COMPONENT PN BA40 MFR TRANSFORMER,POWER AUTO
KEY FEATURES
TERMINAL TYPE: SOCKET TOP
VOLTAGE IN VOLTS: 1.5 AND 90.0
CONTACT QUANTITY: 4
DUMMY TERMINAL QUANTITY: 0
NONDEFINITIVE SPEC/STD DATA: NO. BA-40 TYPE
TECHNICAL CHARACTERISTICS (FLIS)
TERMINAL TYPESOCKET TOP
OVERALL HEIGHT6.938 INCHES NOMINAL IN
VOLTAGE IN VOLTS1.5 AND 90.0
OVERALL WIDTH4.094 INCHES NOMINAL IN
CONTACT QUANTITY4
OVERALL LENGTH5.250 INCHES NOMINAL IN
DUMMY TERMINAL QUANTITY0
NONDEFINITIVE SPEC/STD DATANO. BA-40 TYPE
TERMINAL QUANTITY1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
6123Interchangeable
interchangeable cross-reference
interchangeable
5385Interchangeable
interchangeable cross-reference
interchangeable
BA40Interchangeable
interchangeable cross-reference
interchangeable
MIL-B-18/18Interchangeable
Same NIIN cross-reference
interchangeable
MILB18Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BA40?
BA40 is a TRANSFORMER,POWER AUTOTRANSFORME.
What parts can replace BA40?
There are 5 known substitutes for BA40: 6123, 5385, BA40 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BA40?
BA40 is cataloged in the Federal Logistics Information System (FLIS) under NSN 6135-00-120-1011. This indicates validated use in U.S. government and defense supply chains.
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