The Semiconductor Device,diode, cataloged under National Stock Number 5961-00-557-3702, 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 Prestolite Electric Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5961-00-557-3702 |
| Primary Part Number | 73549 |
| Item Name | Semiconductor Device,diode |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Prestolite Electric Inc |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 100.0 MAXIMUM NOMINAL REGULATOR VOLTAGE |
| Overall Diameter | 0.640 INCHES MAXIMUM IN |
| Mounting Method | PRESS FIT |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 30.00 AMPERES MAXIMUM VOLTAGE REGULATOR DIODE CURRENT |
| Material | SILICON SEMICONDUCTOR |
| 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 |
|---|---|
| 73549 PRIMARY | Prestolite Electric Inc (USA) |
| Reference | Meaning |
|---|---|
| A051 073549 | 5/9 Secondary reference Prestolite Electric Inc |
| 73549 | 5/9 Secondary reference Prestolite Electric Inc |
| A26040-14-23 | C/1 Advisory reference — outside the item-of-supply concept Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. |
NSN 5961-00-557-3702 is a Semiconductor Device,diode, manufactured by Prestolite Electric Inc, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-557-3702 has 1 manufacturer part number on file: 73549 (Prestolite Electric Inc).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-568-2718. Verify interchangeability with system specifications before substitution.
Key specifications for 73549: Voltage Rating in Volts Per Characteristic: 100.0 MAXIMUM NOMINAL REGULATOR VOLTAGE; Overall Diameter: 0.640 INCHES MAXIMUM IN; Mounting Method: PRESS FIT; Overall Length: 0.440 INCHES MAXIMUM IN. 8 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.