The Transformer,power, cataloged under National Stock Number 5950-00-146-9331, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Superior Electric Holding Group Llc Div Specialty Product Technologies. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-146-9331 |
| Primary Part Number | 216CU3 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Superior Electric Holding Group Llc Div Specialty Product Technologies |
| Status | ACTIVE |
| Transformer Winding Connection Type | WYE-WYE |
| Mounting Facility Quantity | 3 SINGLE GROUP |
| Inclosure Type | OPEN |
| Input-Output Phase Relationship | THREE PHASE TO THREE PHASE SINGLE COMPONENT |
| Mounting Method | THREADED HOLE(S) SINGLE GROUP |
| Body Width | 6.000 INCHES NOMINAL IN |
| Body Height | 6.125 INCHES NOMINAL IN |
| Nominal Thread Size | 0.138 INCHES SINGLE GROUP IN |
| Body Length | 20.625 INCHES NOMINAL IN |
| Mounting Bolt Circle Diameter | 1.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Frequency Rating | 50.0 HERTZ NOMINAL OR 60.0 HERTZ NOMINAL SINGLE COMPONENT |
| Thread Quantity Per Inch | 32 SINGLE GROUP |
| 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 |
|---|---|
| 216CU3 PRIMARY | Superior Electric Holding Group Llc Div Specialty Product Technologies (USA) |
| Reference | Meaning |
|---|---|
| 216BU3 | 5/9 Secondary reference Superior Electric Holding Group Llc Div Specialty Product Technologies |
NSN 5950-00-146-9331 is a Transformer,power, manufactured by Superior Electric Holding Group Llc Div Specialty Product Technologies, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-146-9331 has 1 manufacturer part number on file: 216CU3 (Superior Electric Holding Group Llc Div Specialty Product Technologies).
Key specifications for 216CU3: Transformer Winding Connection Type: WYE-WYE; Mounting Facility Quantity: 3 SINGLE GROUP; Inclosure Type: OPEN; Input-Output Phase Relationship: THREE PHASE TO THREE PHASE SINGLE COMPONENT. 13 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.