The Transistor, cataloged under National Stock Number 5961-01-307-8441, is classified within Federal Supply Class 5961 (Semiconductor Devices and Associated Hardware) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Smiths Aerospace, Inc., Electronic Systems-Grand Rapids. Government technical data includes 11 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5961-01-307-8441 |
| Primary Part Number | 26572-603 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Smiths Aerospace, Inc., Electronic Systems-Grand Rapids |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 100.0 MAXIMUM BREAKDOWN VOLTAGE, DRAIN-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE |
| Maximum Operating Temp Per Measurement Point | 150.0 CELSIUS AMBIENT AIR DEGC |
| Mounting Facility Quantity | 1 |
| Terminal Length | 0.540 INCHES NOMINAL IN |
| Mounting Method | TERMINAL AND UNTHREADED HOLE(S) |
| Semiconductor Material | SILICON |
| Internal Configuration | FIELD EFFECT |
| Current Rating Per Characteristic | 19.00 AMPERES MAXIMUM ZERO-GATE-VOLTAGE DRAIN CURRENT |
| Material | PLASTIC ENCLOSURE |
| Terminal Type and Quantity | 3 UNINSULATED WIRE LEAD |
| Power Rating Per Characteristic | 125.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 26572-603 PRIMARY | Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA) |
| 99162554 | Thales Sa (FRA) |
| Reference | Meaning |
|---|---|
| 5614827 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 29424-1 | 7/2 Vendor item drawing reference Smiths Aerospace, Inc., Electronic Systems-Grand Rapids |
| IRF9540 | 5/2 Secondary reference U.S. Government activity |
| 10316148 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5961-01-307-8441 is a Transistor, manufactured by Smiths Aerospace, Inc., Electronic Systems-Grand Rapids, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-307-8441 has 2 manufacturer part numbers on file: 26572-603 (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids), 99162554 (Thales Sa).
1 possible match (shared part number, not a government interchangeability claim): 5961-01-443-5412. Verify interchangeability with system specifications before substitution.
Key specifications for 26572-603: Overall Height: 0.190 INCHES MAXIMUM IN; Voltage Rating in Volts Per Characteristic: 100.0 MAXIMUM BREAKDOWN VOLTAGE, DRAIN-TO-SOURCE, WITH ALL OTHER TERMINALS SHORT-CIRCUITED TO SOURCE; Maximum Operating Temp Per Measurement Point: 150.0 CELSIUS AMBIENT AIR DEGC; Mounting Facility Quantity: 1. 11 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5961-01-307-8441 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.