The Transformer,power, cataloged under National Stock Number 5950-01-103-4380, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution. Government technical data includes 17 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-103-4380 |
| Primary Part Number | KVF301 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Mounting Method | BRACKET(S) AND SLOT SINGLE GROUP |
| Body Width | 1.320 INCHES MAXIMUM IN |
| Body Height | 1.750 INCHES MAXIMUM IN |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Winding Shielding Method | INTERNAL SHIELD BROUGHT OUT TO TERMINAL SINGLE COMPONENT |
| Distance Between Mounting Facility Centers | 0.937 INCHES NOMINAL AND 1.875 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Body Length | 1.500 INCHES MAXIMUM IN |
| Winding Operating Current | 60.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 60.0 HERTZ NOMINAL SINGLE COMPONENT |
| Winding Operating Voltage | 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Winding Operating Voltage | 48.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Terminal Type and Quantity | 6 TAB, SOLDER LUG |
| Mounting Slot Width | 0.160 INCHES NOMINAL AND 0.190 INCHES NOMINAL SINGLE GROUP IN |
| 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 |
|---|---|
| KVF301 PRIMARY | Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution (USA) |
| Reference | Meaning |
|---|---|
| CC-51-P | C/1 Advisory reference — outside the item-of-supply concept Espey Mfg and Electronics Corp |
| 41GP21AB ITEM 90 | 5/9 Secondary reference Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution |
| CC-51-P | 5/9 Secondary reference U.S. Government activity |
| BX-7465 | 5/2 Secondary reference U.S. Government activity |
NSN 5950-01-103-4380 is a Transformer,power, manufactured by Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-103-4380 has 1 manufacturer part number on file: KVF301 (Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution).
1 possible match (shared part number, not a government interchangeability claim): 5950-01-130-9561. Verify interchangeability with system specifications before substitution.
Key specifications for KVF301: Overall Height: 2.280 INCHES NOMINAL IN; Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT. 17 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.