PartsTable TECHNICAL DATA SHEET
NSN 5950-01-261-7938Government record, cited

Transformer, Power5950-01-261-7938

NSN 5950-01-261-7938 · NIIN 012617938 · Part number 195965-1
L3harris Technologies, Inc Div Space & Airborne Systems · FSC 5950 — Coils and Transformers · FSG 59 — Electrical and Electronic Equipment Components · CAGE 24930
Government record, cited
NSN 5950-01-261-7938 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-261-7938. Manufacturer of record part number: 195965-1.
Also searched as  5950-01-261-7938 · 5950012617938 · NIIN 012617938 · 01-261-7938 · FSC 5950 Coils and Transformers · CAGE 24930 · 195965-1
Nearby stock numbers  ·
Features
  • Transformer,power — FSC 5950
  • Transformer Winding Connection Type: WYE-DELTA
  • Mounting Facility Quantity: 4 SINGLE GROUP
  • Inclosure Type: FULLY INCLOSED
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 5.800 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Input-Output Phase Relationship: THREE PHASE TO THREE PHASE SINGLE COMPONENT
  • Mounting Method: THREADED HOLE(S) SINGLE GROUP
  • Body Height: 7.000 INCHES NOMINAL IN
Identification
  • NSN: 5950-01-261-7938
  • NIIN: 012617938
  • FSC: 5950 — Coils and Transformers
  • FSG: 59 — Electrical and Electronic Equipment Components
  • Primary part number: 195965-1
  • Manufacturer: L3harris Technologies, Inc Div Space & Airborne Systems
General Description

The Transformer,power, cataloged under National Stock Number 5950-01-261-7938, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-261-7938
Primary Part Number195965-1
Item NameTransformer,power
FSC / FSG5950 / 59 — Coils and Transformers
ManufacturerL3harris Technologies, Inc Div Space & Airborne Systems
StatusACTIVE
Transformer Winding Connection TypeWYE-DELTA
Mounting Facility Quantity4 SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Center to Center Distance Between Mounting Facilities Parallel to Length5.800 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Input-Output Phase RelationshipTHREE PHASE TO THREE PHASE SINGLE COMPONENT
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Body Height7.000 INCHES NOMINAL IN
Winding Function and Quantity1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT
Winding Shielding MethodINTERNAL SHIELD GROUNDED TO INCLOSURE AND CORE AND BROUGHT OUT TO TERMINAL SINGLE COMPONENT
Nominal Thread Size0.500 INCHES SINGLE GROUP IN
Maximum Operating Temp75.0 CELSIUS DEGC
Winding Operating Current47.1 AMPERES AC NOMINAL SINGLE COMPONENT FIRST SECONDARY
Winding Operating Current81.6 AMPERES AC NOMINAL SINGLE COMPONENT SECOND SECONDARY
Reliability IndicatorNOT ESTABLISHED
Frequency Rating60.0 HERTZ NOMINAL SINGLE COMPONENT
Center to Center Distance Between Mounting Facilities Parallel to Width9.625 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Winding Operating Voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Operating Voltage11.10 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY
Winding Operating Voltage19.30 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY
Terminal Type and Quantity11 STANDOFF, THREADED STUD
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
195965-1 PRIMARY L3harris Technologies, Inc Div Space & Airborne Systems (USA)
No interchangeability data on file.
Other items in FSC 5950 — Coils and Transformers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5950-00-000-0146
TRANSFORMER,POWER
5950-00-001-1372
COIL,RADIO FREQUENCY
5950-00-001-1386
COVER,ELECTRICAL TRANSFORMER
5950-00-001-1410
5950-00-001-1410 · Item name not on file
5950-00-001-1411
5950-00-001-1411 · Item name not on file
5950-00-001-1412
5950-00-001-1412 · Item name not on file
5950-00-001-1413
5950-00-001-1413 · Item name not on file
5950-00-001-1414
5950-00-001-1414 · Item name not on file

Frequently Asked Questions

What is NSN 5950-01-261-7938?

NSN 5950-01-261-7938 is a Transformer,power, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5950, Coils and Transformers. Status: active.

What part numbers are listed for NSN 5950-01-261-7938?

NSN 5950-01-261-7938 has 1 manufacturer part number on file: 195965-1 (L3harris Technologies, Inc Div Space & Airborne Systems).

What are the specifications of 195965-1?

Key specifications for 195965-1: Overall Height: 15.000 INCHES NOMINAL IN; Transformer Winding Connection Type: WYE-DELTA; Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: FULLY INCLOSED. 21 specifications are documented in the U.S. Government catalog.

Is NSN 5950-01-261-7938 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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