The Transformer,power, cataloged under National Stock Number 5950-01-643-3801, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Transformer,power |
| FSC / FSG | 5950 — Coils and Transformers (FSG 59) |
| Manufacturers | Naval Inventory Control Point Mechanicsburg (CAGE 03950) |
| Parameter | Value |
|---|---|
| NSN | 5950-01-643-3801 |
| Primary Part Number | 7383858-42TM017D4 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 7383858-42TM017D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 42TM017D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| H547-0001-42TM017D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| H547-0001-42TM017 | 5/1 Secondary reference U.S. Government activity |
| 42TM017 | 5/1 Secondary reference Amron International Inc |
| 7383858-42TM017 | 3/1 Design control — primary reference Naval Sea Systems Command |
NSN 5950-01-643-3801 is a Transformer,power, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-643-3801 has 3 manufacturer part numbers on file: 7383858-42TM017D4 (Naval Inventory Control Point Mechanicsburg), 42TM017D4 (Naval Inventory Control Point Mechanicsburg), H547-0001-42TM017D4 (Naval Inventory Control Point Mechanicsburg).
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.