The Transformer,pulse, cataloged under National Stock Number 5950-00-905-5261, is classified within Federal Supply Class 5950 (Coils and Transformers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Instrument Systems Corp. Government technical data includes 19 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5950-00-905-5261 |
| Primary Part Number | T235A142-5 |
| Item Name | Transformer,pulse |
| FSC / FSG | 5950 / 59 — Coils and Transformers |
| Manufacturer | Instrument Systems Corp |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| Precious Material | GOLD |
| Body Outside Diameter | 0.344 INCHES MAXIMUM IN |
| Mounting Method | TERMINAL SINGLE GROUP |
| Winding Function and Quantity | 1 PRIMARY AND 2 SECONDARY SINGLE COMPONENT |
| Impedance Rating in Ohms | 100.0 NOMINAL SINGLE COMPONENT SINGLE PRIMARY |
| Impedance Rating in Ohms | 100.0 NOMINAL SINGLE COMPONENT ALL SECONDARY |
| Features Provided | COLOR CODED LEAD |
| Maximum Operating Temp | 95.0 CELSIUS DEGC |
| Body Length | 0.219 INCHES MAXIMUM 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 |
| Precious Material and Location | TERMINAL SURFACES GOLD |
| Frequency Rating | 7.5 KILOHERTZ MINIMUM AND 2.3 MEGAHERTZ MAXIMUM SINGLE COMPONENT |
| Primary to Secondary Turn Ratio | 4 TO 4 TO 1 SINGLE COMPONENT |
| Terminal Type and Quantity | 6 WIRE LEAD |
| Hazardous Locations/environmental Protection | SALT SPRAY PROOF AND SALT SPRAY RESISTANT AND SALT WATER RESISTANT AND VIBRATION RESISTANT |
| 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 |
|---|---|
| PIP-5 | Magnetika Inc (USA) |
| PICO-E5100 | Pico Electronics Inc (USA) |
| T235A142-5 PRIMARY | Instrument Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| PUL43 | 5/2 Secondary reference U.S. Government activity |
| 3177207-1 | 5/9 Secondary reference Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div |
| PIP-5 | 5/9 Secondary reference U.S. Government activity |
NSN 5950-00-905-5261 is a Transformer,pulse, manufactured by Instrument Systems Corp, classified under FSC 5950, Coils and Transformers. Status: active.
NSN 5950-00-905-5261 has 3 manufacturer part numbers on file: PIP-5 (Magnetika Inc), PICO-E5100 (Pico Electronics Inc), T235A142-5 (Instrument Systems Corp).
Key specifications for T235A142-5: Inclosure Type: FULLY INCLOSED; Precious Material: GOLD; Body Outside Diameter: 0.344 INCHES MAXIMUM IN; Mounting Method: TERMINAL SINGLE GROUP. 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.