The Rectifier,semiconductor Device,u, cataloged under National Stock Number 5961-01-547-8699, 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 Microsemi Corp - Massachusetts. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5961-01-547-8699 |
| Primary Part Number | MQSPA25 |
| Item Name | Rectifier,semiconductor Device,u |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Microsemi Corp - Massachusetts |
| Status | ACTIVE |
| Mounting Method | UNTHREADED HOLE(S) |
| Absolute Maximum Current Rating Per Characteristic | 25.00 AMPERES AVERAGE FORWARD CURRENT AVERAGED OVER A FULL 60-HZ CYCLE |
| Absolute Maximum Voltage Rating in Volts Per Characteristic | 100.0 WORKING PEAK REVERSE VOLTAGE |
| Operating Temp Range | -65.0 TO 150.0 CELSIUS DEGC |
| Material | SILICON |
| Terminal Type and Quantity | 4 TURRET |
| Circuit Connection Style Designator | BRIDGE 1 PHASE |
| 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 |
|---|---|
| MQSPA25 PRIMARY | Microsemi Corp - Massachusetts (USA) |
| Reference | Meaning |
|---|---|
| MQSPA25 | 5/9 Secondary reference Microsemi Corp.-Scottsdale Dba Microsemi |
NSN 5961-01-547-8699 is a Rectifier,semiconductor Device,u, manufactured by Microsemi Corp - Massachusetts, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-547-8699 has 1 manufacturer part number on file: MQSPA25 (Microsemi Corp - Massachusetts).
1 possible match (shared part number, not a government interchangeability claim): 5961-01-561-7587. Verify interchangeability with system specifications before substitution.
Key specifications for MQSPA25: Overall Height: 0.820 INCHES MINIMUM AND 1.122 INCHES MAXIMUM IN; Mounting Method: UNTHREADED HOLE(S); Overall Length: 1.104 INCHES MINIMUM AND 1.144 INCHES MAXIMUM IN; Overall Width: 1.104 INCHES MINIMUM AND 1.144 INCHES MAXIMUM IN. 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.
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.