The Transformer,pulse, cataloged under National Stock Number 5950-00-137-9401, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Mosier Fluid Power of Ohio Inc Dba Kc Mosier Co. Government technical data includes 19 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-137-9401 |
| Primary Part Number | EP4525 |
| Item Name | Transformer,pulse |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Mosier Fluid Power of Ohio Inc Dba Kc Mosier Co |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Mounting Method | TERMINAL SINGLE GROUP |
| Inductance Rating | 120.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Body Width | 0.385 INCHES MAXIMUM IN |
| Body Height | 0.385 INCHES MAXIMUM IN |
| Winding Function and Quantity | 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 300.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Impedance Rating in Ohms | 1500.0 NOMINAL SINGLE COMPONENT FIRST SECONDARY |
| Impedance Rating in Ohms | 62.0 NOMINAL SINGLE COMPONENT SECOND SECONDARY |
| Body Length | 0.385 INCHES MAXIMUM IN |
| Winding Operating Current | 30.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SECOND SECONDARY |
| Winding Operating Current | 5.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Winding Operating Current | 1.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT FIRST SECONDARY |
| DC Resistance Rating in Ohms | 2.000 SINGLE COMPONENT SINGLE PRIMARY |
| DC Resistance Rating in Ohms | 0.500 SINGLE COMPONENT FIRST SECONDARY |
| DC Resistance Rating in Ohms | 1.000 SINGLE COMPONENT SECOND SECONDARY |
| Reliability Indicator | NOT ESTABLISHED |
| Primary to Secondary Turn Ratio | 2 TO 1 TO 1 SINGLE COMPONENT |
| 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 |
|---|---|
| EP4525 | Mosier Fluid Power of Ohio Inc Dba Kc Mosier Co (USA) |
| PEI7205 | Precision Electronics, Inc (USA) |
| Reference | Meaning |
|---|---|
| EP4525 | 5/9 Secondary reference U.S. Government activity |
| T86625 | 5/2 Secondary reference U.S. Government activity |
| SM-B-525452 | 3/2 Design control — primary reference U.S. Government activity |
| EP4525 | 5/2 Secondary reference U.S. Government activity |
NSN 5950-00-137-9401 is a Transformer,pulse, manufactured by Mosier Fluid Power of Ohio Inc Dba Kc Mosier Co, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-137-9401 has 2 manufacturer part numbers on file: EP4525 (Mosier Fluid Power of Ohio Inc Dba Kc Mosier Co), PEI7205 (Precision Electronics, Inc).
Key specifications for EP4525: Inclosure Type: FULLY INCLOSED; Mounting Method: TERMINAL SINGLE GROUP; Inductance Rating: 120.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Body Width: 0.385 INCHES MAXIMUM IN. 19 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.