The Transformer Assembly, cataloged under National Stock Number 5950-00-653-8176, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 22 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-653-8176 |
| Primary Part Number | 1006999 |
| Item Name | Transformer Assembly |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Inclosure Type | FULLY INCLOSED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 1.109 INCHES MINIMUM AND 1.141 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Power Rating | 1.6 VOLTS-AMPERES ALL COMPONENTS SINGLE PRIMARY OUTPUT |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE ALL COMPONENTS |
| Mounting Method | THREADED HOLE(S) SINGLE GROUP |
| Winding Function and Quantity | 1 PRIMARY, FIXED AUTOTRANSFORMER TYPE ALL COMPONENTS |
| Nominal Thread Size | 0.112 INCHES SINGLE GROUP IN |
| Maximum Operating Temp | 105.0 CELSIUS DEGC |
| Winding Operating Current | 20.0 MILLIAMPERES AC NOMINAL ALL COMPONENTS SINGLE PRIMARY OUTPUT |
| Rating Method | ELECTRICAL ALL COMPONENTS SINGLE PRIMARY INPUT |
| Rating Method | ELECTRICAL ALL COMPONENTS SINGLE PRIMARY OUTPUT |
| DC Resistance Rating in Ohms | 6.100 ALL COMPONENTS SINGLE PRIMARY INPUT |
| DC Resistance Rating in Ohms | 74.000 ALL COMPONENTS SINGLE PRIMARY OUTPUT |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 400.0 HERTZ NOMINAL ALL COMPONENTS |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 0.734 INCHES MINIMUM AND 0.766 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Test Data Document | 10001-1981447 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Winding Operating Voltage | 16.00 AC VOLTS NOMINAL ALL COMPONENTS SINGLE PRIMARY INPUT |
| Winding Operating Voltage | 78.00 AC VOLTS NOMINAL ALL COMPONENTS SINGLE PRIMARY OUTPUT |
| Terminal Type and Quantity | 9 WIRE HOOK |
| 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 |
|---|---|
| 1006999 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| 436279 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| Reference | Meaning |
|---|---|
| 1981447 | 7/2 Vendor item drawing reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 5950-00-653-8176 is a Transformer Assembly, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-653-8176 has 2 manufacturer part numbers on file: 1006999 (Lockheed Martin Corporation Div Rms - Mitchel Field), 436279 (Lockheed Martin Corporation Div Rms - Mitchel Field).
Key specifications for 1006999: Overall Height: 0.969 INCHES MAXIMUM IN; Mounting Facility Quantity: 4 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Center to Center Distance Between Mounting Facilities Parallel to Length: 1.109 INCHES MINIMUM AND 1.141 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 22 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.