The Semiconductor Device,diode, cataloged under National Stock Number 5961-01-064-2501, 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 Protek Devices Lp Dba Protek Devices. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-064-2501 |
| Primary Part Number | 1.5KE33A |
| Item Name | Semiconductor Device,diode |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Protek Devices Lp Dba Protek Devices |
| Status | ACTIVE |
| Maximum Operating Temp Per Measurement Point | 175.0 CELSIUS AMBIENT AIR DEGC |
| Overall Diameter | 0.190 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN |
| Terminal Length | 1.1000 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Current Rating Per Characteristic | 33.00 AMPERES MAXIMUM PEAK PULSE CURRENT |
| Function for Which Designed | TRANSIENT SUPPRESSOR |
| Material | SILICON SEMICONDUCTOR |
| 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 |
|---|---|
| 1.5KE33A PRIMARY | Protek Devices Lp Dba Protek Devices (USA) |
| Reference | Meaning |
|---|---|
| 1-5KE33A | 5/9 Secondary reference General Semiconductor Industries Inc |
NSN 5961-01-064-2501 is a Semiconductor Device,diode, manufactured by Protek Devices Lp Dba Protek Devices, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-064-2501 has 1 manufacturer part number on file: 1.5KE33A (Protek Devices Lp Dba Protek Devices).
Key specifications for 1.5KE33A: Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS AMBIENT AIR DEGC; Overall Diameter: 0.190 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN; Terminal Length: 1.1000 INCHES MINIMUM IN; Mounting Method: TERMINAL. 7 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 5961-01-064-2501 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.