The Transformer,power, cataloged under National Stock Number 5950-01-381-9366, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-381-9366 |
| Primary Part Number | 6668388 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Mounting Facility Quantity | 1 FIRST GROUP |
| Mounting Facility Quantity | 2 SECOND GROUP |
| Inclosure Type | FULLY INCLOSED |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Mounting Method | UNTHREADED HOLE(S) FIRST GROUP |
| Mounting Method | FLANGE AND UNTHREADED HOLE(S) SECOND GROUP |
| Body Width | 1.020 INCHES NOMINAL IN |
| Body Height | 0.804 INCHES MINIMUM AND 0.910 INCHES MAXIMUM IN |
| Mounting Hole Diameter | 0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM SECOND GROUP IN |
| Mounting Hole Diameter | 0.175 INCHES NOMINAL FIRST GROUP IN |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Distance Between Mounting Facility Centers | 1.095 INCHES MINIMUM AND 1.105 INCHES MAXIMUM SINGLE MOUNTING FACILITY SECOND CENTER GROUP IN |
| Maximum Operating Temp | 130.0 CELSIUS DEGC |
| Body Length | 1.360 INCHES MINIMUM AND 1.400 INCHES MAXIMUM IN |
| Winding Operating Current | 10.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 62.5 KILOHERTZ NOMINAL SINGLE COMPONENT |
| Winding Operating Voltage | 7.50 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Winding Operating Voltage | 10.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Terminal Type and Quantity | 5 TURRET |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5950-01-381-9366 is a Transformer,power, manufactured by Naval Sea Systems Command, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-381-9366 has 2 manufacturer part numbers on file: 6668388 (Naval Sea Systems Command), 0-1704T2 (Magnetic Circuit Elements Inc Dba Magnetic Circuit Elements Inc).
Key specifications for 6668388: Mounting Facility Quantity: 1 FIRST GROUP; Mounting Facility Quantity: 2 SECOND GROUP; Inclosure Type: FULLY INCLOSED; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT. 20 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.