PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1225769Transformer,power

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5950-00-552-8817 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-552-8817 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-552-8817. Primary manufacturer part number: 1225769.
Features
  • Transformer,power — FSC 5950
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Body Length: 1.938 INCHES NOMINAL IN
  • Reliability Indicator: NOT ESTABLISHED
  • Terminal Type and Quantity: 4 THREADED STUD
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
  • Thread Quantity Per Inch: 32 SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-552-8817, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-552-8817
Primary Part Number1225769
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Center to Center Distance Between Mounting Facilities Parallel to Length1.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Width1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Length1.938 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Terminal Type and Quantity4 THREADED STUD
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Thread Quantity Per Inch32 SINGLE GROUP
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Winding Operating Voltage78.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Inclosure TypeHERMETICALLY SEALED
Mounting Facility Quantity8 SINGLE GROUP
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Body Height2.750 INCHES NOMINAL IN
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Body Width1.812 INCHES NOMINAL IN
Winding Operating Current70.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
2805-00-033-605261749 INTERCHANGEABLE
Ring,piston
Briggs and Stratton Corp
8010-00-366-5560 INTERCHANGEABLE
Primer Coating
5935-00-552-129155-608-2003-31 INTERCHANGEABLE
Connector,plug,electrical
Itt Cannon Rf Products
5961-01-034-8371734-040-9101 INTERCHANGEABLE
Transistor
Honeywell International, Inc Div Aerospace-Tucson
5962-01-113-4267SNJ54LS123J INTERCHANGEABLE
Microcircuit,digital
Texas Instruments Incorporated
5910-01-167-5106 INTERCHANGEABLE
Capacitor,fixed,metallized,paper
Cross-Reference Index
Part NumberManufacturer
1225769 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
61-749 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
517001 Electronic Transformer Corp Div Electronic Transformer Corporation (USA)
Related Parts
2805-00-033-6052INTERCHANGEABLE
RING,PISTON
61749
8010-00-366-5560INTERCHANGEABLE
PRIMER COATING
5935-00-552-1291INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
55-608-2003-31
5961-01-034-8371INTERCHANGEABLE
TRANSISTOR
734-040-9101
5962-01-113-4267INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SNJ54LS123J
5910-01-167-5106INTERCHANGEABLE
CAPACITOR,FIXED,METALLIZED,PAPER

Frequently Asked Questions

What is NSN 5950-00-552-8817?

NSN 5950-00-552-8817 is a Transformer,power, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-552-8817?

NSN 5950-00-552-8817 has 3 cross-referenced part numbers: 1225769 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 61-749 (Lockheed Martin Corporation Div Rms - Mitchel Field), 517001 (Electronic Transformer Corp Div Electronic Transformer Corporation).

What NSN replaces 5950-00-552-8817?

There are 6 known substitutes for 5950-00-552-8817: 2805-00-033-6052, 8010-00-366-5560, 5935-00-552-1291 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1225769?

Key specifications for 1225769: Center to Center Distance Between Mounting Facilities Parallel to Length: 1.375 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Center to Center Distance Between Mounting Facilities Parallel to Width: 1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Body Length: 1.938 INCHES NOMINAL IN; Reliability Indicator: NOT ESTABLISHED. 19 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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