The Semiconductor Device,diode, cataloged under National Stock Number 5961-01-520-4274, 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-Colorado. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5961-01-520-4274 |
| Primary Part Number | UFS120J |
| Item Name | Semiconductor Device,diode |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Microsemi Corp-Colorado |
| Status | ACTIVE |
| Mounting Method | TERMINAL |
| Criticality Code Justification | FEAT |
| Material | SILICON SEMICONDUCTOR |
| Material | PLASTIC ENCLOSURE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| UFS120J PRIMARY | Microsemi Corp-Colorado (USA) |
| MURS120T3 PRIMARY | Semiconductor Components Industries, Llc Dba Semiconductor Components Industries Llc Div Corporate Headquarters (USA) |
| 0Z9BA-10199-4-001 | Bae Systems Electronics Limited Div Underwater Systems Division (GBR) |
| 25678515 | Bae Systems Integrated System Technologies Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 356A1451P87 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5961-01-520-4274 is a Semiconductor Device,diode, manufactured by Microsemi Corp-Colorado, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-520-4274 has 4 manufacturer part numbers on file: UFS120J (Microsemi Corp-Colorado), MURS120T3 (Semiconductor Components Industries, Llc Dba Semiconductor Components Industries Llc Div Corporate Headquarters), 0Z9BA-10199-4-001 (Bae Systems Electronics Limited Div Underwater Systems Division), 25678515 (Bae Systems Integrated System Technologies Ltd).
Key specifications for UFS120J: Mounting Method: TERMINAL; Criticality Code Justification: FEAT; Special Features: ELECTROSTATIC DISCHARGE SENSITIVE1A,200V,ULTRA FAST DIODE,CASE 403A-03 (SMB) V; End Item Identification: C-17AIRCRAFT. 4 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.