PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2678864Transformer,power

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5950-00-450-5170 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-450-5170 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-450-5170. Primary manufacturer part number: 2678864.
Features
  • Transformer,power — FSC 5950
  • Winding Shielding Method: INTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT
  • Winding Operating Voltage: 13.33 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
  • Mounting Hole Diameter: 1.056 INCHES NOMINAL SINGLE GROUP IN
  • Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP
  • Winding Operating Voltage: 13.33 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Frequency Rating: 380.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
  • Terminal Type and Quantity: 6 SOLDER STUD
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-450-5170, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-450-5170
Primary Part Number2678864
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT
Winding Operating Voltage13.33 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Mounting Hole Diameter1.056 INCHES NOMINAL SINGLE GROUP IN
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Winding Operating Voltage13.33 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Frequency Rating380.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
Terminal Type and Quantity6 SOLDER STUD
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Body Height1.500 INCHES NOMINAL IN
Mounting Facility Quantity1 SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Winding Operating Voltage120.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Body Length2.000 INCHES NOMINAL IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Body Width2.000 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4320-00-218-331010259 INTERCHANGEABLE
Ring,wearing
Rps-Fl, Inc. Dba Rps Inc
5915-00-439-39512678860 INTERCHANGEABLE
Filter,low Pass
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5961-00-441-78772678968-1 INTERCHANGEABLE
Rectifier,semiconductor Device,u
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5950-00-450-51712678865 INTERCHANGEABLE
Reactor
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5910-00-458-62442678875-125C INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5910-00-459-53202678875-133C INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5950-00-465-78462678862 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
2520-00-710-796210-259 INTERCHANGEABLE
Universal Joint,vehicular
Apex Tool Group, Llc
5950-00-717-5753 INTERCHANGEABLE
Reactor
5950-01-009-9864 INTERCHANGEABLE
Coil,radio Frequency
Cross-Reference Index
Part NumberManufacturer
2678864 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
LHH9258 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
10259 Standex Electronics, Inc. (USA)
PEI 4639 Precision Electronics, Inc (USA)
Related Parts
4320-00-218-3310INTERCHANGEABLE
RING,WEARING
10259
5915-00-439-3951INTERCHANGEABLE
FILTER,LOW PASS
2678860
5961-00-441-7877INTERCHANGEABLE
RECTIFIER,SEMICONDUCTOR DEVICE,U
2678968-1
5950-00-450-5171INTERCHANGEABLE
REACTOR
2678865
5910-00-458-6244INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
2678875-125C
5910-00-459-5320INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
2678875-133C
5950-00-465-7846INTERCHANGEABLE
TRANSFORMER,POWER
2678862
2520-00-710-7962INTERCHANGEABLE
UNIVERSAL JOINT,VEHICULAR
10-259
5950-00-717-5753INTERCHANGEABLE
REACTOR
5950-01-009-9864INTERCHANGEABLE
COIL,RADIO FREQUENCY
5305-01-062-6451INTERCHANGEABLE
SETSCREW
5970-01-140-1834INTERCHANGEABLE
INSULATOR,BUSHING
10259

Frequently Asked Questions

What is NSN 5950-00-450-5170?

NSN 5950-00-450-5170 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 5950-00-450-5170?

NSN 5950-00-450-5170 has 4 cross-referenced part numbers: 2678864 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), LHH9258 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), 10259 (Standex Electronics, Inc.), PEI 4639 (Precision Electronics, Inc).

What NSN replaces 5950-00-450-5170?

There are 12 known substitutes for 5950-00-450-5170: 4320-00-218-3310, 5915-00-439-3951, 5961-00-441-7877 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2678864?

Key specifications for 2678864: Winding Shielding Method: INTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT; Winding Operating Voltage: 13.33 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY; Mounting Hole Diameter: 1.056 INCHES NOMINAL SINGLE GROUP IN; Mounting Method: UNTHREADED HOLE(S) SINGLE GROUP. 16 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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