The Semiconductor Device,thyristor, cataloged under National Stock Number 5961-01-372-9986, 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 Westinghouse Electric Corp. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-372-9986 |
| Primary Part Number | TA20161803DH |
| Item Name | Semiconductor Device,thyristor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 1600.0 NOMINAL REPETITIVE PEAK OFF-STATE VOLTAGE |
| Mounting Facility Quantity | 1 |
| Overall Diameter | 3.910 INCHES MINIMUM AND 3.950 INCHES MAXIMUM IN |
| Mounting Method | UNTHREADED HOLE(S) |
| Current Rating Per Characteristic | 1800.00 AMPERES NOMINAL REVERSE CURRENT, INSTANTANEOUS |
| Terminal Type and Quantity | 2 UNINSULATED WIRE LEAD W/TERMINAL LUG |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| TA20161803DH PRIMARY | Westinghouse Electric Corp (USA) |
| 0501-2616-18 | Hill Ross Controls Corp (USA) |
| TA20161803DH | Powerex, Inc. (USA) |
| Reference | Meaning |
|---|---|
| TA20161803DH | C/1 Advisory reference — outside the item-of-supply concept Calypso Waterjet Systems Inc |
NSN 5961-01-372-9986 is a Semiconductor Device,thyristor, manufactured by Westinghouse Electric Corp, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-372-9986 has 3 manufacturer part numbers on file: TA20161803DH (Westinghouse Electric Corp), 0501-2616-18 (Hill Ross Controls Corp), TA20161803DH (Powerex, Inc.).
Key specifications for TA20161803DH: Voltage Rating in Volts Per Characteristic: 1600.0 NOMINAL REPETITIVE PEAK OFF-STATE VOLTAGE; Mounting Facility Quantity: 1; Overall Diameter: 3.910 INCHES MINIMUM AND 3.950 INCHES MAXIMUM IN; Mounting Method: UNTHREADED HOLE(S). 6 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.