The Transformer,power, cataloged under National Stock Number 5950-00-214-5518, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-214-5518 |
| Primary Part Number | 7903385-00 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Input-Output Phase Relationship | THREE PHASE TO SIX PHASE SINGLE COMPONENT |
| Mounting Method | THREADED HOLE(S) SINGLE GROUP |
| Body Width | 2.500 INCHES MAXIMUM IN |
| Body Height | 4.000 INCHES MAXIMUM IN |
| Winding Function and Quantity | 3 PRIMARY AND 3 SECONDARY SINGLE COMPONENT |
| Nominal Thread Size | 0.164 INCHES SINGLE GROUP IN |
| Body Length | 4.500 INCHES MAXIMUM IN |
| Frequency Rating | 400.0 HERTZ NOMINAL SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Thread Quantity Per Inch | 32 SINGLE GROUP |
| Winding Operating Voltage | 17.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY |
| Winding Operating Voltage | 115.00 AC VOLTS NOMINAL SINGLE COMPONENT ALL PRIMARY |
| Winding Operating Voltage | 200.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY |
| Winding Operating Voltage | 8.00 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY |
| Terminal Type and Quantity | 24 TAB, SOLDER LUG |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP |
| 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 |
|---|---|
| 7903385-00 PRIMARY | L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West (USA) |
| 16956 | Robert M. Hadley Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| TE14307 | 5/9 Secondary reference Transformer Engineers Co a Div of Standard Industries Inc |
| 3-19049 | 5/9 Secondary reference Te Connectivity Networks, Inc. Div Adc Telecommunications Sales, Inc. |
| 7903385-00 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| S6217 | 5/2 Secondary reference U.S. Government activity |
NSN 5950-00-214-5518 is a Transformer,power, manufactured by L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-214-5518 has 2 manufacturer part numbers on file: 7903385-00 (L3 Technologies, Inc. Dba Communication Systems-West Div Communication Systems-West), 16956 (Robert M. Hadley Company, Inc.).
7 possible matches (shared part number, not a government interchangeability claim): 1650-00-521-1484, 5935-01-116-7289, 3040-01-185-6252. Verify interchangeability with system specifications before substitution.
Key specifications for 7903385-00: Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Center to Center Distance Between Mounting Facilities Parallel to Length: 2.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Input-Output Phase Relationship: THREE PHASE TO SIX PHASE SINGLE COMPONENT. 19 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.