The Transformer,power, cataloged under National Stock Number 5950-00-730-7873, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Librascope Corporation. Government technical data includes 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-730-7873 |
| Primary Part Number | L504002532 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Lockheed Martin Librascope Corporation |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Mounting Method | UNTHREADED HOLE(S) SINGLE GROUP |
| Body Width | 2.000 INCHES NOMINAL IN |
| Body Height | 2.280 INCHES MAXIMUM IN |
| Mounting Hole Diameter | 0.161 INCHES NOMINAL SINGLE GROUP IN |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Body Length | 2.000 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 400.0 HERTZ NOMINAL SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 1.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Operating Voltage | 26.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Winding Operating Voltage | 25.00 AC VOLTS MAXIMUM SINGLE COMPONENT SINGLE SECONDARY |
| Terminal Type and Quantity | 103 WIRE LEAD |
| 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 |
|---|---|
| 40130 | Coast/advanced Chip Magnetics, Inc. (USA) |
| M1302 | Lockheed Martin Librascope Corporation (USA) |
| L504002532 PRIMARY | Lockheed Martin Librascope Corporation (USA) |
| Reference | Meaning |
|---|---|
| 2076082PC2 | 7/2 Vendor item drawing reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| 124-0368 | 5/9 Secondary reference Applied Biosystems, Llc Dba Life Technologies |
NSN 5950-00-730-7873 is a Transformer,power, manufactured by Lockheed Martin Librascope Corporation, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-730-7873 has 3 manufacturer part numbers on file: 40130 (Coast/advanced Chip Magnetics, Inc.), M1302 (Lockheed Martin Librascope Corporation), L504002532 (Lockheed Martin Librascope Corporation).
8 possible matches (shared part number, not a government interchangeability claim): 1630-01-386-8644, 5120-01-430-2974, 2530-01-517-1244. Verify interchangeability with system specifications before substitution.
Key specifications for L504002532: Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT. 16 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.