PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2501263Transformer,power

Honeywell International Inc. Dba Honeywell International · NSN 5950-00-421-6373 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-421-6373 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-421-6373. Primary manufacturer part number: 2501263.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Current: 150.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Body Outside Diameter: 1.562 INCHES MAXIMUM IN
  • Reliability Indicator: NOT ESTABLISHED
  • Maximum Operating Temp: 130.0 CELSIUS DEGC
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Terminal Type and Quantity: 7 TURRET
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-421-6373, is classified within Federal Supply Class 5950 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Honeywell International Inc. Dba Honeywell International. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-421-6373
Primary Part Number2501263
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerHoneywell International Inc. Dba Honeywell International
StatusACTIVE
Winding Operating Current150.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Outside Diameter1.562 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Maximum Operating Temp130.0 CELSIUS DEGC
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Terminal Type and Quantity7 TURRET
Body Length1.000 INCHES MAXIMUM IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Winding Operating Current65.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Winding Shielding MethodINTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Mounting Facility Quantity1 SINGLE GROUP
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Winding Operating Voltage26.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Frequency Rating400.0 HERTZ NOMINAL SINGLE COMPONENT
Inclosure TypeFULLY INCLOSED
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5840-00-099-005542040 INTERCHANGEABLE
Radar Set Subassembly
L3harris Technologies, Inc Div Space & Airborne Systems
5331-00-116-7741250126-3 INTERCHANGEABLE
O-Ring
Woodward Hrt Inc
3110-00-117-4716261866 INTERCHANGEABLE
Retainer and Rollers,bearing
General Motors Llc Dba General Motors Llc
1005-00-824-4482D643 INTERCHANGEABLE
Back Rest,contour
Milsco Mfg Co Unit of Jason Inc
5998-01-140-0852205-89-03419 INTERCHANGEABLE
Circuit Card Assembly
U S Dept of Transportation Federal Aviation Administration
5315-01-218-5809CL-7-LP INTERCHANGEABLE
Pin,straight,headed
Carr Lane Manufacturing Co
6750-01-418-2618 INTERCHANGEABLE
Fixing Bath,photographic
6515-01-504-4327420.40 INTERCHANGEABLE
Plate,orbital,maxillofacial Surg
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
D643 Payne Magnetics, Inc. (USA)
TT2146 Hytronics Corp. (USA)
RX420 Ems Development Corporation Dba Ems Development Corp (USA)
2501263 PRIMARY Honeywell International Inc. Dba Honeywell International (USA)
42040 Coast/advanced Chip Magnetics, Inc. (USA)
C14167 Electronic Transformer Corp Div Electronic Transformer Corporation (USA)
PEI 7117 Precision Electronics, Inc (USA)
Related Parts
5840-00-099-0055INTERCHANGEABLE
RADAR SET SUBASSEMBLY
42040
5331-00-116-7741INTERCHANGEABLE
O-RING
250126-3
3110-00-117-4716INTERCHANGEABLE
RETAINER AND ROLLERS,BEARING
261866
1005-00-824-4482INTERCHANGEABLE
BACK REST,CONTOUR
D643
5998-01-140-0852INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
205-89-03419
5315-01-218-5809INTERCHANGEABLE
PIN,STRAIGHT,HEADED
CL-7-LP
6750-01-418-2618INTERCHANGEABLE
FIXING BATH,PHOTOGRAPHIC
6515-01-504-4327INTERCHANGEABLE
PLATE,ORBITAL,MAXILLOFACIAL SURG
420.40

Frequently Asked Questions

What is NSN 5950-00-421-6373?

NSN 5950-00-421-6373 is a Transformer,power, manufactured by Honeywell International Inc. Dba Honeywell International, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-421-6373?

NSN 5950-00-421-6373 has 7 cross-referenced part numbers: D643 (Payne Magnetics, Inc.), TT2146 (Hytronics Corp.), RX420 (Ems Development Corporation Dba Ems Development Corp), 2501263 (Honeywell International Inc. Dba Honeywell International), 42040 (Coast/advanced Chip Magnetics, Inc.) and 2 more.

What NSN replaces 5950-00-421-6373?

There are 8 known substitutes for 5950-00-421-6373: 5840-00-099-0055, 5331-00-116-7741, 3110-00-117-4716 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2501263?

Key specifications for 2501263: Winding Operating Current: 150.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT; Body Outside Diameter: 1.562 INCHES MAXIMUM IN; Reliability Indicator: NOT ESTABLISHED. 18 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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