The Transistor, cataloged under National Stock Number 5961-01-088-9002, 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 Freescale Semiconductor, Inc.. Government technical data includes 12 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. 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 | 5961-01-088-9002 |
| Primary Part Number | BCY791X |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Freescale Semiconductor, Inc. |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 45.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN |
| Maximum Operating Temp Per Measurement Point | 175.0 CELSIUS JUNCTION DEGC |
| Joint Electronic Device Engineering Council/jedec/case Outline Designation | TO-206AA |
| Overall Diameter | 0.220 INCHES NOMINAL IN |
| Terminal Length | 0.500 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT |
| Current Rating Per Characteristic | 200.00 MILLIAMPERES MAXIMUM COLLECTOR CURRENT, INSTANTANEOUS AND 100.00 NANOAMPERES MAXIMUM COLLECTOR CUTOFF CURRENT, DC, EMITTER OPEN |
| Terminal Type and Quantity | 3 PIN |
| Terminal Circle Diameter | 0.100 INCHES NOMINAL IN |
| Power Rating Per Characteristic | 600.0 MILLIWATTS MAXIMUM TOTAL DEVICE DISSIPATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5961-01-088-9002 is a Transistor, manufactured by Freescale Semiconductor, Inc., classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-088-9002 has 3 manufacturer part numbers on file: BCY791X (Freescale Semiconductor, Inc.), BCY79IX (Nxp Semiconductors France), BCY791X (British Sarozal Ltd).
1 possible match (shared part number, not a government interchangeability claim): 5961-01-257-0140. Verify interchangeability with system specifications before substitution.
Key specifications for BCY791X: Voltage Rating in Volts Per Characteristic: 45.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN; Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS JUNCTION DEGC; Joint Electronic Device Engineering Council/jedec/case Outline Designation: TO-206AA; Overall Diameter: 0.220 INCHES NOMINAL IN. 12 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.
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.