The Transformer,pulse, cataloged under National Stock Number 5950-01-273-7978, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-01-273-7978 |
| Primary Part Number | 2913863-1 |
| Item Name | Transformer,pulse |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Body Outside Diameter | 0.610 INCHES MAXIMUM IN |
| Mounting Method | TERMINAL SINGLE GROUP |
| Inductance Rating | 125.00 MICROHENRIES MINIMUM AND 240.00 MICROHENRIES MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 1.0 MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Impedance Rating in Ohms | 78.0 NOMINAL SINGLE COMPONENT SINGLE SECONDARY |
| Body Length | 0.370 INCHES MAXIMUM IN |
| DC Resistance Rating in Ohms | 0.160 SINGLE COMPONENT SINGLE PRIMARY |
| DC Resistance Rating in Ohms | 0.190 SINGLE COMPONENT SINGLE SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Terminal Type and Quantity | 5 WIRE LEAD |
| 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 |
|---|---|
| 806137 | Raytheon Company (USA) |
| 806137 | Raytheon Company Dba Raytheon Co (USA) |
| 42828 | Coast/advanced Chip Magnetics, Inc. (USA) |
| 2913863-1 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| PEI 6737 | Precision Electronics, Inc (USA) |
| Reference | Meaning |
|---|---|
| 806137 | 5/9 Secondary reference Raytheon Company Div Corp |
NSN 5950-01-273-7978 is a Transformer,pulse, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-01-273-7978 has 5 manufacturer part numbers on file: 806137 (Raytheon Company), 806137 (Raytheon Company Dba Raytheon Co), 42828 (Coast/advanced Chip Magnetics, Inc.), 2913863-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), PEI 6737 (Precision Electronics, Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5305-01-308-5139, 4820-01-575-3426. Verify interchangeability with system specifications before substitution.
Key specifications for 2913863-1: Inclosure Type: FULLY INCLOSED; Body Outside Diameter: 0.610 INCHES MAXIMUM IN; Mounting Method: TERMINAL SINGLE GROUP; Inductance Rating: 125.00 MICROHENRIES MINIMUM AND 240.00 MICROHENRIES MAXIMUM SINGLE COMPONENT SINGLE PRIMARY. 12 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.