The Transformer,power, cataloged under National Stock Number 5950-00-978-4449, 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 Electric Boat Corporation Div General Dynamics Electric Boat. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5950-00-978-4449 |
| Primary Part Number | E7-1 |
| Item Name | Transformer,power |
| FSC / FSG | 5950 / 59 — No Item Name Available |
| Manufacturer | Electric Boat Corporation Div General Dynamics Electric Boat |
| Status | CANCELLED |
| Reliability Indicator | NOT ESTABLISHED |
| Criticality Code Justification | FEAT |
| Input-Output Phase Relationship | SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT |
| Distance Between Mounting Facility Centers | 0.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Frequency Rating | 60.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM SINGLE COMPONENT |
| Thread Quantity Per Inch | 32 SINGLE GROUP |
| Nominal Thread Size | 0.250 INCHES SINGLE GROUP IN |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Winding Operating Current | 0.3 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Inclosure Type | FULLY INCLOSED |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Terminal Type and Quantity | 4 THREADED STUD |
| Mounting Method | THREADED STUD(S) SINGLE GROUP |
| Body Height | 1.000 INCHES NOMINAL IN |
| Winding Operating Voltage | 440.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Body Width | 1.000 INCHES NOMINAL IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) SINGLE GROUP |
| Winding Shielding Method | CORE GROUNDED SINGLE COMPONENT |
| Body Length | 1.370 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| C1-13442 | Mte Corp Milwaukee Transformer Co (USA) |
| 75773-28X1-30 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| E7-1REVE | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| PEI 6475 | Precision Electronics, Inc (USA) |
| 40300-1 | Coast/advanced Chip Magnetics, Inc. (USA) |
| TW-61572 | Magnetika (USA) |
| E7-1 PRIMARY | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
NSN 5950-00-978-4449 is a Transformer,power, manufactured by Electric Boat Corporation Div General Dynamics Electric Boat, classified under FSC 5950 (No Item Name Available). Status: cancelled.
NSN 5950-00-978-4449 has 7 cross-referenced part numbers: C1-13442 (Mte Corp Milwaukee Transformer Co), 75773-28X1-30 (Electric Boat Corporation Div General Dynamics Electric Boat), E7-1REVE (Electric Boat Corporation Div General Dynamics Electric Boat), PEI 6475 (Precision Electronics, Inc), 40300-1 (Coast/advanced Chip Magnetics, Inc.) and 2 more.
There are 10 known substitutes for 5950-00-978-4449: 5940-00-114-1317, 3120-00-627-2288, 2915-00-700-7509 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for E7-1: Reliability Indicator: NOT ESTABLISHED; Criticality Code Justification: FEAT; Input-Output Phase Relationship: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT; Distance Between Mounting Facility Centers: 0.750 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN. 21 total characteristics are documented in the Federal Logistics Information System.
NSN 5950-00-978-4449 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.