The Transformer,pulse, cataloged under National Stock Number 5950-00-828-9451, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Freed Transformer Co. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 5950-00-828-9451 |
| Primary Part Number | 39288 |
| Item Name | Transformer,pulse |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Freed Transformer Co |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 SINGLE GROUP |
| Inclosure Type | HERMETICALLY SEALED |
| Mounting Method | THREADED STUD(S) SINGLE GROUP |
| Inductance Rating | 5.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Body Width | 0.703 INCHES NOMINAL IN |
| Body Height | 0.625 INCHES NOMINAL IN |
| Pulse Repetition Rate | 1.0 KILOHERTZ SINGLE COMPONENT |
| Winding Function and Quantity | 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 50.0 NOMINAL SINGLE COMPONENT ALL SECONDARY |
| Impedance Rating in Ohms | 12.5 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Distance Between Mounting Facility Centers | 0.406 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN |
| Nominal Thread Size | 0.099 INCHES SINGLE GROUP IN |
| Body Length | 0.703 INCHES NOMINAL IN |
| Reliability Indicator | NOT ESTABLISHED |
| Thread Quantity Per Inch | 56 SINGLE GROUP |
| Primary to Secondary Turn Ratio | 1-2/5 TO 1 TO 1 SINGLE COMPONENT |
| Terminal Type and Quantity | 6 WIRE LEAD |
| Thread Series Designator | UNF SINGLE GROUP |
| 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 |
|---|---|
| 39288 | Freed Transformer Co (USA) |
| Reference | Meaning |
|---|---|
| WB1109 | 5/2 Secondary reference U.S. Government activity |
| 22-785 | 3/9 Design control — primary reference Bae Systems Technology Solutions & Services Inc. |
NSN 5950-00-828-9451 is a Transformer,pulse, manufactured by Freed Transformer Co, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-828-9451 has 1 manufacturer part number on file: 39288 (Freed Transformer Co).
4 possible matches (shared part number, not a government interchangeability claim): 1650-00-951-0331, 5315-01-193-9564, 5310-01-389-6993. Verify interchangeability with system specifications before substitution.
Key specifications for 39288: Mounting Facility Quantity: 2 SINGLE GROUP; Inclosure Type: HERMETICALLY SEALED; Mounting Method: THREADED STUD(S) SINGLE GROUP; Inductance Rating: 5.00 MILLIHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY. 18 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.