PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

619203-11Transformer,power Autotransforme

Lockheed Martin Corp · NSN 5950-00-865-9739 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-865-9739 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-865-9739. Primary manufacturer part number: 619203-11.
Features
  • Transformer,power Autotransforme — FSC 5950
  • Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
  • Terminal Type and Quantity: 3 THREADED STUD
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Body Height: 5.290 INCHES NOMINAL IN
  • Winding Operating Current: 8.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
  • Winding Operating Voltage: 5.00 AC VOLTS MINIMUM AND 28.00 AC VOLTS MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
  • Body Width: 2.375 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,power Autotransforme, cataloged under National Stock Number 5950-00-865-9739, 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 Corp. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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
NSN5950-00-865-9739
Primary Part Number619203-11
Item NameTransformer,power Autotransforme
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
Terminal Type and Quantity3 THREADED STUD
Mounting Facility Quantity4 SINGLE GROUP
Body Height5.290 INCHES NOMINAL IN
Winding Operating Current8.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Winding Operating Voltage5.00 AC VOLTS MINIMUM AND 28.00 AC VOLTS MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Body Width2.375 INCHES NOMINAL IN
Input-Output Phase RelationshipSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
Frequency Rating380.0 HERTZ MINIMUM AND 420.0 HERTZ MAXIMUM SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Reliability IndicatorNOT ESTABLISHED
Center to Center Distance Between Mounting Facilities Parallel to Length2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting Hole Diameter0.204 INCHES NOMINAL SINGLE GROUP IN
Inclosure TypeFULLY INCLOSED
Body Length2.375 INCHES NOMINAL IN
Mounting MethodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
Winding Function and Quantity1 PRIMARY, VARIABLE AUTOTRANSFORMER TYPE SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5930-00-086-9070 INTERCHANGEABLE
Switch,push
5133-00-233-6461 INTERCHANGEABLE
Drill,twist
5950-00-263-8061SC-B-69977 INTERCHANGEABLE
Coil,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3110-00-585-329613211E6807 INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
5950-00-762-858851047 INTERCHANGEABLE
Coil,radio Frequency
Vanguard Electronics, Llc
2805-00-876-46602084354 INTERCHANGEABLE
Rotor Assembly,oil
Chrysler Realty Company Llc Dba Daimler Chrysler
5330-01-119-3479510-47 INTERCHANGEABLE
Gasket
Tescom Corp Dba Tescom Div Tescom
7510-01-174-4892197 INTERCHANGEABLE
Ribbon,inking
Frankel Mfg Co
3020-01-243-6344 INTERCHANGEABLE
Chain,roller
8465-01-286-53525-10-47 INTERCHANGEABLE
Fastener,quick Release,strap
W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center
Cross-Reference Index
Part NumberManufacturer
619203 Lockheed Martin Corp (USA)
5-1047 Superior Electric Holding Group Llc Div Specialty Product Technologies (USA)
619203-11 PRIMARY Lockheed Martin Corp (USA)
Related Parts
5930-00-086-9070INTERCHANGEABLE
SWITCH,PUSH
5133-00-233-6461INTERCHANGEABLE
DRILL,TWIST
5950-00-263-8061INTERCHANGEABLE
COIL,RADIO FREQUENCY
SC-B-69977
3110-00-585-3296INTERCHANGEABLE
BEARING,BALL,ANNULAR
13211E6807
5950-00-762-8588INTERCHANGEABLE
COIL,RADIO FREQUENCY
51047
2805-00-876-4660INTERCHANGEABLE
ROTOR ASSEMBLY,OIL
2084354
5330-01-119-3479INTERCHANGEABLE
GASKET
510-47
7510-01-174-4892INTERCHANGEABLE
RIBBON,INKING
197
3020-01-243-6344INTERCHANGEABLE
CHAIN,ROLLER
8465-01-286-5352INTERCHANGEABLE
FASTENER,QUICK RELEASE,STRAP
5-10-47
5340-01-490-6243INTERCHANGEABLE
MOUNT,RESILIENT,UTILITY
51047
5340-01-493-2970INTERCHANGEABLE
MOUNT,RESILIENT,UTILITY
51047

Frequently Asked Questions

What is NSN 5950-00-865-9739?

NSN 5950-00-865-9739 is a Transformer,power Autotransforme, manufactured by Lockheed Martin Corp, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-865-9739?

NSN 5950-00-865-9739 has 3 cross-referenced part numbers: 619203 (Lockheed Martin Corp), 5-1047 (Superior Electric Holding Group Llc Div Specialty Product Technologies), 619203-11 (Lockheed Martin Corp).

What NSN replaces 5950-00-865-9739?

There are 12 known substitutes for 5950-00-865-9739: 5930-00-086-9070, 5133-00-233-6461, 5950-00-263-8061 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 619203-11?

Key specifications for 619203-11: Winding Operating Voltage: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT; Terminal Type and Quantity: 3 THREADED STUD; Mounting Facility Quantity: 4 SINGLE GROUP; Body Height: 5.290 INCHES NOMINAL IN. 17 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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