The Transformer,pulse, cataloged under National Stock Number 5950-00-558-1240, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Pico Electronics Inc. Government technical data includes 12 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-558-1240 |
| Primary Part Number | DH481A |
| Item Name | Transformer,pulse |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Pico Electronics Inc |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Body Outside Diameter | 0.344 INCHES MAXIMUM IN |
| Mounting Method | TERMINAL SINGLE GROUP |
| Winding Function and Quantity | 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 2.0 MINIMUM SINGLE COMPONENT SINGLE PRIMARY |
| Body Length | 0.469 INCHES MAXIMUM IN |
| DC Resistance Rating in Ohms | 1125.000 SINGLE COMPONENT SINGLE SECONDARY |
| DC Resistance Rating in Ohms | 950.000 SINGLE COMPONENT SINGLE PRIMARY |
| Reliability Indicator | NOT ESTABLISHED |
| Frequency Rating | 400.0 HERTZ NOMINAL SINGLE COMPONENT |
| Primary to Secondary Turn Ratio | 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 |
|---|---|
| DH481A PRIMARY | Pico Electronics Inc (USA) |
| Reference | Meaning |
|---|---|
| DH481A | 5/9 Secondary reference Opt Industries Inc Div of Electronika Inc |
| DH481 | 5/9 Secondary reference U.S. Government activity |
| DH481A | 5/9 Secondary reference Magnetika Inc Div Magnetika/phillipsburg Location |
| DH481A | 5/9 Secondary reference U.S. Government activity |
| 30262-1 | 5/9 Secondary reference Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems |
NSN 5950-00-558-1240 is a Transformer,pulse, manufactured by Pico Electronics Inc, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-558-1240 has 1 manufacturer part number on file: DH481A (Pico Electronics Inc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-187-7110. Verify interchangeability with system specifications before substitution.
Key specifications for DH481A: Inclosure Type: FULLY INCLOSED; Body Outside Diameter: 0.344 INCHES MAXIMUM IN; Mounting Method: TERMINAL SINGLE GROUP; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT. 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.