The Transformer,pulse, cataloged under National Stock Number 5950-00-154-0144, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5950-00-154-0144 |
| Primary Part Number | 2520637-1 |
| Item Name | Transformer,pulse |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Inclosure Type | OPEN |
| Body Outside Diameter | 0.312 INCHES NOMINAL IN |
| Mounting Method | TERMINAL SINGLE GROUP |
| Winding Function and Quantity | 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Body Length | 0.188 INCHES NOMINAL IN |
| DC Resistance Rating in Ohms | 0.900 SINGLE COMPONENT SECOND SECONDARY |
| DC Resistance Rating in Ohms | 2.450 SINGLE COMPONENT SINGLE PRIMARY |
| DC Resistance Rating in Ohms | 3.100 SINGLE COMPONENT FIRST SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Terminal Type and Quantity | 6 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 |
|---|---|
| HD578 | Magnetika Inc (USA) |
| 2520637-1 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| PEI 7502 | Precision Electronics, Inc (USA) |
| Reference | Meaning |
|---|---|
| HD578 | 5/9 Secondary reference U.S. Government activity |
NSN 5950-00-154-0144 is a Transformer,pulse, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-154-0144 has 3 manufacturer part numbers on file: HD578 (Magnetika Inc), 2520637-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), PEI 7502 (Precision Electronics, Inc).
Key specifications for 2520637-1: Inclosure Type: OPEN; Body Outside Diameter: 0.312 INCHES NOMINAL IN; Mounting Method: TERMINAL SINGLE GROUP; Winding Function and Quantity: 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT. 10 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.