The Transformer,power, cataloged under National Stock Number 5950-00-534-6191, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Instrument Systems Corp. Government technical data includes 29 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-534-6191 |
| Primary Part Number | T235A176-1 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Instrument Systems Corp |
| Status | ACTIVE |
| Transformer Winding Connection Type | WYE-WYE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.802 INCHES MINIMUM AND 1.822 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Power Rating | 10.0 VOLTS-AMPERES SINGLE COMPONENT FOURTH SECONDARY |
| Winding Power Rating | 15.0 VOLTS-AMPERES SINGLE COMPONENT SECOND SECONDARY |
| Winding Power Rating | 18.75 VOLTS-AMPERES SINGLE COMPONENT FIRST SECONDARY |
| Winding Power Rating | 24.9 VOLTS-AMPERES SINGLE COMPONENT THIRD SECONDARY |
| Input-Output Phase Relationship | THREE PHASE TO SINGLE PHASE AND THREE PHASE TO THREE PHASE SINGLE COMPONENT |
| Mounting Method | UNTHREADED HOLE(S) SINGLE GROUP |
| Body Width | 2.500 INCHES MAXIMUM IN |
| Body Height | 1.563 INCHES MAXIMUM IN |
| Mounting Hole Diameter | 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM SINGLE GROUP IN |
| Winding Function and Quantity | 1 PRIMARY AND 10 SECONDARY SINGLE COMPONENT |
| Winding Shielding Method | INTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT |
| Maximum Operating Temp | 130.0 CELSIUS DEGC |
| Body Length | 3.375 INCHES MAXIMUM IN |
| Winding Operating Current | 1.0 AMPERES AC NOMINAL SINGLE COMPONENT FOURTH SECONDARY |
| Winding Operating Current | 1.5 AMPERES AC NOMINAL SINGLE COMPONENT SECOND SECONDARY |
| Winding Operating Current | 2.5 AMPERES AC NOMINAL SINGLE COMPONENT FIRST SECONDARY |
| Winding Operating Current | 5.25 AMPERES AC NOMINAL SINGLE COMPONENT THIRD SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 400.0 HERTZ NOMINAL SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Operating Voltage | 10.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY |
| Winding Operating Voltage | 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Winding Operating Voltage | 7.50 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY |
| Winding Operating Voltage | 10.00 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY |
| Winding Operating Voltage | 4.75 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| E2476 | Edko Electronics (USA) |
| 528101 | Electronic Transformer Corp Div Electronic Transformer Corporation (USA) |
| T235A176-1 PRIMARY | Instrument Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| BX-9260 | 5/2 Secondary reference U.S. Government activity |
NSN 5950-00-534-6191 is a Transformer,power, manufactured by Instrument Systems Corp, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-534-6191 has 3 manufacturer part numbers on file: E2476 (Edko Electronics), 528101 (Electronic Transformer Corp Div Electronic Transformer Corporation), T235A176-1 (Instrument Systems Corp).
2 possible matches (shared part number, not a government interchangeability claim): 5960-00-879-9513, 1410-01-106-8514. Verify interchangeability with system specifications before substitution.
Key specifications for T235A176-1: Transformer Winding Connection Type: WYE-WYE; Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.802 INCHES MINIMUM AND 1.822 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 29 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
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.