The Transformer Assembly, cataloged under National Stock Number 5950-01-648-4745, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-01-648-4745 |
| Primary Part Number | 131185-A00 |
| Item Name | Transformer Assembly |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| 131185-A00 PRIMARY | L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 131092 REV E | D/9 Drawing number reference only L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. |
| DWG 131092 REV E F/N 20 | C/1 Advisory reference — outside the item-of-supply concept L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. |
NSN 5950-01-648-4745 is a Transformer Assembly, manufactured by L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc., classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-648-4745 has 1 manufacturer part number on file: 131185-A00 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.).
3 possible matches (shared part number, not a government interchangeability claim): 5945-01-648-4778, 5940-01-648-4827, 5340-01-648-5617. Verify interchangeability with system specifications before substitution.
Key specifications for 131185-A00: Special Features: DESCRIPTION: POTENTIAL TRANSFORMER MODULE ASSEMBLY; Part Name Assigned by Controlling Agency: (INAVY) TRANSFORMER ASSY; End Item Identification: CIRCUIT BREAK: ACB-4012 PN 131044-K01. 0 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.