PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

77C709284P001Transformer,power

Lockheed Martin Corporation Div Rms · NSN 5950-00-823-9976 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-823-9976 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-823-9976. Primary manufacturer part number: 77C709284P001.
Features
  • Transformer,power — FSC 5950
  • Terminal Type and Quantity: 12 TURRET
  • Reliability Indicator: NOT ESTABLISHED
  • Nominal Thread Size: 0.312 INCHES SINGLE GROUP IN
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Body Width: 5.500 INCHES NOMINAL IN
  • Mounting Method: THREADED STUD(S) SINGLE GROUP
  • Winding Operating Voltage: 208.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power, cataloged under National Stock Number 5950-00-823-9976, 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 Lockheed Martin Corporation Div Rms. 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-823-9976
Primary Part Number77C709284P001
Item NameTransformer,power
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms
StatusACTIVE
Terminal Type and Quantity12 TURRET
Reliability IndicatorNOT ESTABLISHED
Nominal Thread Size0.312 INCHES SINGLE GROUP IN
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Body Width5.500 INCHES NOMINAL IN
Mounting MethodTHREADED STUD(S) SINGLE GROUP
Winding Operating Voltage208.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Thread Quantity Per Inch18 SINGLE GROUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Mounting Facility Quantity4 SINGLE GROUP
Input-Output Phase RelationshipTHREE PHASE TO SIX PHASE SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Length6.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Body Length8.250 INCHES NOMINAL IN
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT
Transformer Winding Connection TypeWYE-WYE
Center to Center Distance Between Mounting Facilities Parallel to Width4.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Body Height6.500 INCHES NOMINAL IN
Inclosure TypeHERMETICALLY SEALED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4910-00-078-43295963 INTERCHANGEABLE
Kit,regulator Servi
Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc
5960-00-254-1740 INTERCHANGEABLE
Electron Tube
3030-00-264-3044TR28483 INTERCHANGEABLE
Belt,v
Gates Corporation
5985-00-323-1077443378-1 INTERCHANGEABLE
Coupler,directional
Raytheon Company Dba Raytheon Co
2805-00-364-6814 INTERCHANGEABLE
Camshaft
5330-00-511-7025 INTERCHANGEABLE
Gasket
2530-00-525-4364596-3 INTERCHANGEABLE
Deflector,dirt and Liquid
Ottawa Truck Inc Div Cargotec Solutions Llc - Kalmar Americas Region
5960-00-669-6838 INTERCHANGEABLE
Electron Tube
5305-00-724-7264AES01C625D50AW9A91 INTERCHANGEABLE
Screw,cap,hexagon Head
The American Society of Mechanical Engineers
5999-01-351-5599G225005-1 INTERCHANGEABLE
Heat Sink,electrical-Electronic
Raytheon Company Dba Raytheon Co
Cross-Reference Index
Part NumberManufacturer
5963 Precision Electronics, Inc (USA)
77C709284P001 PRIMARY Lockheed Martin Corporation Div Rms (USA)
A16914 Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc. (USA)
Related Parts
4910-00-078-4329INTERCHANGEABLE
KIT,REGULATOR SERVI
5963
5960-00-254-1740INTERCHANGEABLE
ELECTRON TUBE
3030-00-264-3044INTERCHANGEABLE
BELT,V
TR28483
5985-00-323-1077INTERCHANGEABLE
COUPLER,DIRECTIONAL
443378-1
2805-00-364-6814INTERCHANGEABLE
CAMSHAFT
5330-00-511-7025INTERCHANGEABLE
GASKET
2530-00-525-4364INTERCHANGEABLE
DEFLECTOR,DIRT AND LIQUID
596-3
5960-00-669-6838INTERCHANGEABLE
ELECTRON TUBE
5305-00-724-7264INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
AES01C625D50AW9A91
5999-01-351-5599INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC
G225005-1
6210-01-438-6608INTERCHANGEABLE
FIXTURE,LIGHTING
5963

Frequently Asked Questions

What is NSN 5950-00-823-9976?

NSN 5950-00-823-9976 is a Transformer,power, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-823-9976?

NSN 5950-00-823-9976 has 3 cross-referenced part numbers: 5963 (Precision Electronics, Inc), 77C709284P001 (Lockheed Martin Corporation Div Rms), A16914 (Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc.).

What NSN replaces 5950-00-823-9976?

There are 11 known substitutes for 5950-00-823-9976: 4910-00-078-4329, 5960-00-254-1740, 3030-00-264-3044 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 77C709284P001?

Key specifications for 77C709284P001: Terminal Type and Quantity: 12 TURRET; Reliability Indicator: NOT ESTABLISHED; Nominal Thread Size: 0.312 INCHES SINGLE GROUP IN; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT. 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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