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PartsTable / COMPONENT / JD-2557-B
JD-2557-B ✓ 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: 3.000 INCHES NOMINAL IN, body_height: 2.750 INCHES NOMINAL IN, body_length: 3.250 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, mounting_method: TERMINAL SINGLE GROUP, frequency_rating: 60.0 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 5950-00-255-3370, 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
JD-2557-B
NSN: 5950-00-255-3370
FSC: 5950
CAGE: 29215 — JENNY PRODUCTS, INC (USA)
SPECIFICATIONS
body_width3.000 INCHES NOMINAL IN
body_height2.750 INCHES NOMINAL IN
body_length3.250 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
mounting_methodTERMINAL SINGLE GROUP
frequency_rating60.0 HERTZ NOMINAL SINGLE COMPONENT
reliability_indicatorNOT ESTABLISHED
winding_operating_current23.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
winding_operating_voltage120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
terminal_type_and_quantity4 WIRE LEAD
winding_function_and_quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
input-output_phase_relationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
NSN5950-00-255-3370
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER TITLE COMPONENT PN JD-2557-B MFR TRANSFORMER,POWER
KEY FEATURES
•
BODY HEIGHT: 2.750 INCHES NOMINAL IN
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
BODY WIDTH: 3.000 INCHES NOMINAL IN
•
WINDING OPERATING CURRENT: 23.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
•
MOUNTING METHOD: TERMINAL SINGLE GROUP
•
BODY LENGTH: 3.250 INCHES NOMINAL IN
•
WINDING OPERATING VOLTAGE: 7.50 AC KILOVOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
TECHNICAL CHARACTERISTICS (FLIS)
BODY HEIGHT2.750 INCHES NOMINAL IN
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
RELIABILITY INDICATORNOT ESTABLISHED
BODY WIDTH3.000 INCHES NOMINAL IN
WINDING OPERATING CURRENT23.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
MOUNTING METHODTERMINAL SINGLE GROUP
BODY LENGTH3.250 INCHES NOMINAL IN
WINDING OPERATING VOLTAGE7.50 AC KILOVOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
WINDING OPERATING VOLTAGE120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
INCLOSURE TYPEFULLY INCLOSED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
D28215Interchangeable
interchangeable cross-reference
interchangeable
28215Interchangeable
interchangeable cross-reference
interchangeable
12-12 140137CAInterchangeable
interchangeable cross-reference
interchangeable
1523390Interchangeable
interchangeable cross-reference
interchangeable
12-12 140137CInterchangeable
interchangeable cross-reference
interchangeable
5LAY-03Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is JD-2557-B?
JD-2557-B is a TRANSFORMER,POWER.
What parts can replace JD-2557-B?
There are 7 known substitutes for JD-2557-B: D28215, 28215, 12-12 140137CA and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for JD-2557-B?
JD-2557-B is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-255-3370. 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