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A42251 ✓ 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: 1.570 INCHES NOMINAL IN, body_height: 1.560 INCHES NOMINAL IN, body_length: 1.950 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, mounting_method: UNTHREADED HOLE(S) SINGLE GROUP, frequency_rating: 380.0 HERTZ MINIMUM AND 1.0 KILOHERTZ 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 5950-01-169-0025, 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
A42251
NSN: 5950-01-169-0025
FSC: 5950
CAGE: 82227 — VDO CONTROL SYSTEMS INC (USA)
SPECIFICATIONS
body_width1.570 INCHES NOMINAL IN
body_height1.560 INCHES NOMINAL IN
body_length1.950 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
mounting_methodUNTHREADED HOLE(S) SINGLE GROUP
frequency_rating380.0 HERTZ MINIMUM AND 1.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
reliability_indicatorNOT ESTABLISHED
maximum_operating_temp130.0 CELSIUS DEGC
mounting_hole_diameter0.185 INCHES NOMINAL SINGLE GROUP IN
winding_operating_current62.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
winding_operating_voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
mounting_facility_quantity4 SINGLE GROUP
NSN5950-01-169-0025
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER TITLE COMPONENT PN A42251 MFR TRANSFORMER,POWER
KEY FEATURES
•
INCLOSURE TYPE: FULLY INCLOSED
•
WINDING OPERATING CURRENT: 1.9 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 4 SECONDARY SINGLE COMPONENT
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH: 1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
FREQUENCY RATING: 380.0 HERTZ MINIMUM AND 1.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
•
MAXIMUM TRANSFORMER POWER RATING: 65.0 VOLT-AMPERE SINGLE COMPONENT
TECHNICAL CHARACTERISTICS (FLIS)
INCLOSURE TYPEFULLY INCLOSED
WINDING OPERATING CURRENT1.9 AMPERES AC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 4 SECONDARY SINGLE COMPONENT
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
FREQUENCY RATING380.0 HERTZ MINIMUM AND 1.0 KILOHERTZ MAXIMUM SINGLE COMPONENT
MAXIMUM TRANSFORMER POWER RATING65.0 VOLT-AMPERE SINGLE COMPONENT
WINDING OPERATING CURRENT760.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY
WINDING OPERATING VOLTAGE115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
BODY LENGTH1.950 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
43187Interchangeable
interchangeable cross-reference
interchangeable
CV615Interchangeable
interchangeable cross-reference
interchangeable
292-4782G1Interchangeable
interchangeable cross-reference
interchangeable
RYG9166331Interchangeable
interchangeable cross-reference
interchangeable
9166331Interchangeable
interchangeable cross-reference
interchangeable
9-43187Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A42251?
A42251 is a TRANSFORMER,POWER.
What parts can replace A42251?
There are 10 known substitutes for A42251: 43187, CV615, 292-4782G1 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A42251?
A42251 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-01-169-0025. 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