The Transformer,power, cataloged under National Stock Number 5950-01-248-7860, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Honeywell Intl Inc Defense Avionics Systems. Government technical data includes 25 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5950-01-248-7860 |
| Primary Part Number | 2811223-1 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 SECOND GROUP |
| Mounting Facility Quantity | 1 THIRD GROUP |
| Mounting Facility Quantity | 8 FIRST GROUP |
| Inclosure Type | FULLY INCLOSED |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE AND THREE PHASE TO THREE PHASE SINGLE COMPONENT |
| Mounting Method | THREADED HOLE(S) ALL GROUPINGS |
| Winding Function and Quantity | 5 PRIMARY AND 5 SECONDARY SINGLE COMPONENT |
| Distance Between Mounting Facility Centers | 1.500 INCHES NOMINAL FIRST MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Nominal Thread Size | 0.086 INCHES SECOND GROUP IN |
| Nominal Thread Size | 0.112 INCHES FIRST GROUP IN |
| Nominal Thread Size | 0.138 INCHES THIRD GROUP IN |
| Winding Operating Current | 55.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT ALL SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 120.0 KILOHERTZ NOMINAL SINGLE COMPONENT |
| Winding Operating Voltage | 5.50 AC VOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY |
| Winding Operating Voltage | 2.50 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY |
| Winding Operating Voltage | 2.50 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY |
| Winding Operating Voltage | 2.00 AC VOLTS NOMINAL SINGLE COMPONENT SECOND PRIMARY |
| Winding Operating Voltage | 31.50 AC VOLTS NOMINAL SINGLE COMPONENT FIFTH PRIMARY |
| Winding Operating Voltage | 5.50 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY |
| Winding Operating Voltage | 8.00 AC VOLTS NOMINAL SINGLE COMPONENT FIFTH SECONDARY |
| Winding Operating Voltage | 8.00 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH PRIMARY |
| Winding Operating Voltage | 8.00 AC VOLTS NOMINAL SINGLE COMPONENT THIRD PRIMARY |
| Terminal Type and Quantity | 16 PIN AND 4 WIRE LEAD |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) ALL GROUPINGS |
| 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 |
|---|---|
| 2811223-1 | Honeywell Intl Inc Defense Avionics Systems (USA) |
| Reference | Meaning |
|---|---|
| EWC-8020 | 3/9 Design control — primary reference Technitrol, Inc. Dba Pulse Div Military/aerospace |
NSN 5950-01-248-7860 is a Transformer,power, manufactured by Honeywell Intl Inc Defense Avionics Systems, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-248-7860 has 1 manufacturer part number on file: 2811223-1 (Honeywell Intl Inc Defense Avionics Systems).
Key specifications for 2811223-1: Overall Height: 1.630 INCHES NOMINAL IN; Mounting Facility Quantity: 2 SECOND GROUP; Mounting Facility Quantity: 1 THIRD GROUP; Mounting Facility Quantity: 8 FIRST GROUP. 25 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.