The Semiconductor Device,diode, cataloged under National Stock Number 5961-01-273-3979, 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 Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5961-01-273-3979 |
| Primary Part Number | A3311 |
| Item Name | Semiconductor Device,diode |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc |
| Status | ACTIVE |
| Overall Diameter | 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Terminal Length | 0.500 INCHES MINIMUM IN |
| Mounting Method | TERMINAL |
| Features Provided | HERMETICALLY SEALED CASE |
| Material | GLASS ENCLOSURE |
| Terminal Type and Quantity | 2 UNINSULATED WIRE LEAD |
| 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 |
|---|---|
| A3311 PRIMARY | Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc (USA) |
| Reference | Meaning |
|---|---|
| A3311 | 3/9 Design control — primary reference Aiken Advanced Systems Inc a Div of Amstar Technical Products Inc an Affil of Amstar Corp |
NSN 5961-01-273-3979 is a Semiconductor Device,diode, manufactured by Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-273-3979 has 1 manufacturer part number on file: A3311 (Technical Services Laboratory, Inc. Dba Technical Services Laboratory Inc).
Key specifications for A3311: Overall Diameter: 0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN; Terminal Length: 0.500 INCHES MINIMUM IN; Mounting Method: TERMINAL; Overall Length: 0.135 INCHES MINIMUM AND 0.165 INCHES MAXIMUM IN. 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.