The Semiconductor Device,diode, cataloged under National Stock Number 5961-01-644-5474, 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 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5961-01-644-5474 |
| Primary Part Number | UPTB48E3 |
| Item Name | Semiconductor Device,diode |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Microsemi Corp - Massachusetts |
| Status | ACTIVE |
| Features Provided | ROHS DIRECTIVE COMPLIANCE |
| Function for Which Designed | BIDIRECTIONAL |
| Material | PLASTIC ENCLOSURE |
| 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 |
|---|---|
| UPTB48E3 PRIMARY | Microsemi Corp - Massachusetts (USA) |
| Reference | Meaning |
|---|---|
| 091215-18 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5961-01-644-5474 is a Semiconductor Device,diode, manufactured by Microsemi Corp - Massachusetts, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-644-5474 has 1 manufacturer part number on file: UPTB48E3 (Microsemi Corp - Massachusetts).
Key specifications for UPTB48E3: Overall Height: 0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN; Overall Length: 0.138 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN; Overall Width: 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN; Features Provided: ROHS DIRECTIVE COMPLIANCE. 3 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 5961-01-644-5474 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.