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Technical Data Sheet
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42949 ✓ 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: 2.305 INCHES MINIMUM AND 2.315 INCHES MAXIMUM IN, body_height: 3.745 INCHES MINIMUM AND 3.755 INCHES MAXIMUM IN, body_length: 2.685 INCHES MINIMUM AND 2.695 INCHES MAXIMUM IN, inclosure_type: HERMETICALLY SEALED, mounting_method: THREADED STUD(S) SINGLE GROUP, frequency_rating: 50.0 HERTZ MINIMUM AND 400.0 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 5950-00-689-1492, 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
42949
NSN: 5950-00-689-1492
FSC: 5950
CAGE: 22558 — COAST/ADVANCED CHIP MAGNETICS, INC. (USA)
SPECIFICATIONS
body_width2.305 INCHES MINIMUM AND 2.315 INCHES MAXIMUM IN
body_height3.745 INCHES MINIMUM AND 3.755 INCHES MAXIMUM IN
body_length2.685 INCHES MINIMUM AND 2.695 INCHES MAXIMUM IN
inclosure_typeHERMETICALLY SEALED
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating50.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM SINGLE COMPONENT
special_featuresSECONDARY CURRENTS ARE LISTED AS DC
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_shielding_methodINTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT
NSN5950-00-689-1492
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER TITLE COMPONENT PN 42949 MFR TRANSFORMER,POWER
KEY FEATURES
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 2.120 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
WINDING OPERATING CURRENT: 5.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
•
BODY LENGTH: 2.685 INCHES MINIMUM AND 2.695 INCHES MAXIMUM IN
•
MOUNTING METHOD: THREADED STUD(S) SINGLE GROUP
•
TERMINAL TYPE AND QUANTITY: 10 WIRE HOOK
•
WINDING SHIELDING METHOD: INTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT
•
WINDING OPERATING VOLTAGE: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL PRIMARY
TECHNICAL CHARACTERISTICS (FLIS)
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH2.120 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
RELIABILITY INDICATORNOT ESTABLISHED
WINDING OPERATING CURRENT5.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
BODY LENGTH2.685 INCHES MINIMUM AND 2.695 INCHES MAXIMUM IN
MOUNTING METHODTHREADED STUD(S) SINGLE GROUP
TERMINAL TYPE AND QUANTITY10 WIRE HOOK
WINDING SHIELDING METHODINTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT
WINDING OPERATING VOLTAGE115.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL PRIMARY
INCLOSURE TYPEHERMETICALLY SEALED
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
6826Interchangeable
interchangeable cross-reference
interchangeable
5456081Interchangeable
interchangeable cross-reference
interchangeable
173-119Interchangeable
interchangeable cross-reference
interchangeable
B548XInterchangeable
interchangeable cross-reference
interchangeable
80-000563-001Interchangeable
interchangeable cross-reference
interchangeable
4-2949Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 42949?
42949 is a TRANSFORMER,POWER.
What parts can replace 42949?
There are 14 known substitutes for 42949: 6826, 5456081, 173-119 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 42949?
42949 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-689-1492. 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