The Transformer,power, cataloged under National Stock Number 5950-00-154-3978, is classified within Federal Supply Class 5950 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is L3 Technologies, Inc. Div Communication Systems-East. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-154-3978 |
| Primary Part Number | 2187556 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — No Item Name Available |
| Manufacturer | L3 Technologies, Inc. Div Communication Systems-East |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Reliability Indicator | NOT ESTABLISHED |
| Winding Operating Current | 35.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SECOND SECONDARY |
| Body Width | 3.750 INCHES NOMINAL IN |
| Winding Operating Voltage | 115.00 AC VOLTS NOMINAL SINGLE COMPONENT FOURTH SECONDARY |
| Frequency Rating | 400.0 HERTZ NOMINAL SINGLE COMPONENT |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Operating Current | 350.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT FIRST SECONDARY |
| Mounting Hole Diameter | 0.219 INCHES NOMINAL SINGLE GROUP IN |
| Body Length | 3.750 INCHES NOMINAL IN |
| Winding Operating Voltage | 1.60 AC KILOVOLTS NOMINAL SINGLE COMPONENT SECOND SECONDARY |
| Mounting Method | FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP |
| Winding Operating Voltage | 6.30 AC VOLTS NOMINAL SINGLE COMPONENT FIRST SECONDARY |
| Winding Operating Voltage | 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Winding Operating Current | 1.25 AMPERES DC MAXIMUM SINGLE COMPONENT THIRD SECONDARY |
| Center to Center Distance Between Mounting Facilities Parallel to Width | 3.000 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Winding Operating Voltage | 6.30 AC VOLTS NOMINAL SINGLE COMPONENT THIRD SECONDARY |
| Winding Function and Quantity | 1 PRIMARY AND 4 SECONDARY SINGLE COMPONENT |
| Winding Shielding Method | INTERNAL SHIELD GROUNDED TO INCLOSURE AND CORE SINGLE COMPONENT |
| Mounting Facility Quantity | 4 SINGLE GROUP |
| Winding Operating Current | 35.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY |
| Body Height | 4.000 INCHES MAXIMUM IN |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Terminal Type and Quantity | 11 TAB, SOLDER LUG |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2187556-1 | Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA) |
| 7215 | Altec Lansing Corp Sound Products Div (USA) |
| 2187556 PRIMARY | L3 Technologies, Inc. Div Communication Systems-East (USA) |
| E14592A | Electro Vector Inc (USA) |
| 2187556 | Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA) |
NSN 5950-00-154-3978 is a Transformer,power, manufactured by L3 Technologies, Inc. Div Communication Systems-East, classified under FSC 5950 (No Item Name Available). Status: active.
NSN 5950-00-154-3978 has 5 cross-referenced part numbers: 2187556-1 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin), 7215 (Altec Lansing Corp Sound Products Div), 2187556 (L3 Technologies, Inc. Div Communication Systems-East), E14592A (Electro Vector Inc), 2187556 (Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin).
There are 11 known substitutes for 5950-00-154-3978: 5930-00-146-4249, 3110-00-155-6416, 3110-00-156-8182 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2187556: Inclosure Type: FULLY INCLOSED; Reliability Indicator: NOT ESTABLISHED; Winding Operating Current: 35.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT SECOND SECONDARY; Body Width: 3.750 INCHES NOMINAL IN. 24 total characteristics are documented in the Federal Logistics Information System.