The Semiconductor Device Set, cataloged under National Stock Number 5961-00-809-1898, is classified within Federal Supply Class 5961 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Sylvania Electric Products Inc Semiconductor Products Div. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5961-00-809-1898 |
| Primary Part Number | D1955 |
| Item Name | Semiconductor Device Set |
| FSC / FSG | 5961 / 59 — No Item Name Available |
| Manufacturer | Sylvania Electric Products Inc Semiconductor Products Div |
| Status | CANCELLED |
| Component Function Relationship | MATCHED |
| Terminal Length | 1.125 INCHES NOMINAL ALL SEMICONDUCTOR DEVICE DIODE IN |
| Terminal Type and Quantity | 2 UNINSULATED WIRE LEAD ALL SEMICONDUCTOR DEVICE DIODE |
| Features Provided | HERMETICALLY SEALED CASE |
| Overall Diameter | 0.130 INCHES MAXIMUM ALL SEMICONDUCTOR DEVICE DIODE IN |
| Semiconductor Material | GERMANIUM ALL SEMICONDUCTOR DEVICE DIODE |
| Material | GLASS ENCLOSURE ALL SEMICONDUCTOR DEVICE DIODE |
| Maximum Operating Temp Per Measurement Point | 90.0 CELSIUS AMBIENT AIR ALL SEMICONDUCTOR DEVICE DIODE DEGC |
| Voltage Rating in Volts Per Characteristic | 80.0 MAXIMUM REVERSE VOLTAGE, PEAK ALL SEMICONDUCTOR DEVICE DIODE |
| Current Rating Per Characteristic | 300.00 MILLIAMPERES MAXIMUM PEAK FORWARD SURGE CURRENT ALL SEMICONDUCTOR DEVICE DIODE |
| Mounting Method | TERMINAL ALL SEMICONDUCTOR DEVICE DIODE |
| Component Name and Quantity | 2 SEMICONDUCTOR DEVICE DIODE |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| D1955 | Sylvania Electric Products Inc Semiconductor Products Div (USA) |
| H845 | Solitron Devices, Inc. (USA) |
| S3529G | Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp (USA) |
| 353-2025-010 | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| 353-2025-000 | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| 353-2025-000 | Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA) |
| 353-2025-00 | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| H844 | Solitron Devices, Inc. (USA) |
| D1954 | Sylvania Electric Products Inc Semiconductor Products Div (USA) |
| S3784G | Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp (USA) |
| 353-2025-00 | Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA) |
NSN 5961-00-809-1898 is a Semiconductor Device Set, manufactured by Sylvania Electric Products Inc Semiconductor Products Div, classified under FSC 5961 (No Item Name Available). Status: cancelled.
NSN 5961-00-809-1898 has 11 cross-referenced part numbers: D1955 (Sylvania Electric Products Inc Semiconductor Products Div), H845 (Solitron Devices, Inc.), S3529G (Gilbert Engineering Co Inc/incon Sub of Transitron Electronic Corp), 353-2025-010 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 353-2025-000 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems) and 6 more.
There are 5 known substitutes for 5961-00-809-1898: 4530-00-394-8483, 4820-01-134-8371, 5985-01-156-0391 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for D1955: Component Function Relationship: MATCHED; Terminal Length: 1.125 INCHES NOMINAL ALL SEMICONDUCTOR DEVICE DIODE IN; Terminal Type and Quantity: 2 UNINSULATED WIRE LEAD ALL SEMICONDUCTOR DEVICE DIODE; Features Provided: HERMETICALLY SEALED CASE. 13 total characteristics are documented in the Federal Logistics Information System.
NSN 5961-00-809-1898 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.