PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

774963Transformer,power

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5950-00-581-5569 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-581-5569 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-581-5569. Primary manufacturer part number: 774963.
Features
  • Transformer,power — FSC 5950
  • Winding Operating Voltage: 0.04 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Body Height: 2.620 INCHES MINIMUM AND 2.630 INCHES MAXIMUM IN
  • Reliability Indicator: NOT ESTABLISHED
  • Terminal Type and Quantity: 4 STANDOFF, SOLDER LUG
  • Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 1.312 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-581-5569, 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 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-581-5569
Primary Part Number774963
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Winding Operating Voltage0.04 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Center to Center Distance Between Mounting Facilities Parallel to Length1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Height2.620 INCHES MINIMUM AND 2.630 INCHES MAXIMUM IN
Reliability IndicatorNOT ESTABLISHED
Terminal Type and Quantity4 STANDOFF, SOLDER LUG
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width1.312 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Body Length1.745 INCHES MINIMUM AND 1.755 INCHES MAXIMUM IN
Body Width2.151 INCHES MINIMUM AND 2.161 INCHES MAXIMUM IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE SINGLE COMPONENT
Inclosure TypeHERMETICALLY SEALED
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Mounting Facility Quantity4 SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4330-00-218-55193309603 INTERCHANGEABLE
Filter Body,fluid
Hatch & Kirk, Inc.
4730-00-277-5357AS5176-10 INTERCHANGEABLE
Sleeve,flared,tube Fitting
Sae International Dba Sae International
5120-00-784-76321910 INTERCHANGEABLE
Key,socket Head Screw
Eklind Tool Co
6515-01-566-0969319.10 INTERCHANGEABLE
Gage,depth,bone Screw
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
6515-01-604-1911J422H INTERCHANGEABLE
Suture,absorbable,surgical
Ethicon Us Llc Div Ethicon
Cross-Reference Index
Part NumberManufacturer
31910 Freed Transformer Co (USA)
774963 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
774963 Arma Div Ambac Industries Inc
Related Parts
4330-00-218-5519INTERCHANGEABLE
FILTER BODY,FLUID
3309603
4730-00-277-5357INTERCHANGEABLE
SLEEVE,FLARED,TUBE FITTING
AS5176-10
5120-00-784-7632INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
1910
6515-01-566-0969INTERCHANGEABLE
GAGE,DEPTH,BONE SCREW
319.10
6515-01-604-1911INTERCHANGEABLE
SUTURE,ABSORBABLE,SURGICAL
J422H

Frequently Asked Questions

What is NSN 5950-00-581-5569?

NSN 5950-00-581-5569 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 5950-00-581-5569?

NSN 5950-00-581-5569 has 3 cross-referenced part numbers: 31910 (Freed Transformer Co), 774963 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 774963 (Arma Div Ambac Industries Inc).

What NSN replaces 5950-00-581-5569?

There are 5 known substitutes for 5950-00-581-5569: 4330-00-218-5519, 4730-00-277-5357, 5120-00-784-7632 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 774963?

Key specifications for 774963: Winding Operating Voltage: 0.04 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Body Height: 2.620 INCHES MINIMUM AND 2.630 INCHES MAXIMUM IN; Reliability Indicator: NOT ESTABLISHED. 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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