The Transformer,power, cataloged under National Stock Number 5950-00-951-4888, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Transformer,power |
| FSC / FSG | 5950 — Coils and Transformers (FSG 59) |
| Manufacturers | Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters (CAGE 60532) |
| Parameter | Value |
|---|---|
| NSN | 5950-00-951-4888 |
| Primary Part Number | TRR-466 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters |
| 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 |
|---|---|
| TRR-466 | Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters (USA) |
| Reference | Meaning |
|---|---|
| P3921A40VA | 5/9 Secondary reference U.S. Government activity |
| TRR-117 | 5/9 Secondary reference Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters |
| P3921 | 5/9 Secondary reference U.S. Government activity |
| P03921 | 3/2 Design control — primary reference U.S. Government activity |
| BE8733-3 | 5/2 Secondary reference U.S. Government activity |
NSN 5950-00-951-4888 is a Transformer,power, manufactured by Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-951-4888 has 1 manufacturer part number on file: TRR-466 (Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters).
2 possible matches (shared part number, not a government interchangeability claim): 5330-01-052-5764, 5331-01-529-6363. Verify interchangeability with system specifications before substitution.
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.