The Semiconductor Device,diode, cataloged under National Stock Number 5961-00-855-1550, 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 Thales Nederland. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 17 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5961-00-855-1550 |
| Primary Part Number | 352250009951 |
| Item Name | Semiconductor Device,diode |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Thales Nederland |
| Status | CANCELLED |
| Voltage Rating in Volts Per Characteristic | 47.0 MAXIMUM NOMINAL REGULATOR VOLTAGE |
| Maximum Operating Temp Per Measurement Point | 175.0 CELSIUS AMBIENT AIR DEGC |
| Overall Diameter | 0.085 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN |
| Terminal Length | 1.000 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN |
| Mounting Method | TERMINAL |
| Features Provided | HERMETICALLY SEALED CASE |
| Current Rating Per Characteristic | 2.50 MILLIAMPERES MAXIMUM MAXIMUM REVERSE SURGE CURRENT |
| Specification/standard Data | 81349-MIL-S-19500/117 GOVERNMENT SPECIFICATION |
| Test Data Document | 81349-MIL-S-19500 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Material | SILICON SEMICONDUCTOR |
| Material | GLASS ENCLOSURE |
| Terminal Type and Quantity | 2 UNINSULATED WIRE LEAD |
| Power Rating Per Characteristic | 400.0 MILLIWATTS MAXIMUM TOTAL POWER DISSIPATION |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 352250009951 | Thales Nederland (NLD) |
| VBE890-1N977B | Thales Nederland (NLD) |
| Reference | Meaning |
|---|---|
| 48-14131A21 | C/1 Advisory reference — outside the item-of-supply concept Freescale Semiconductor, Inc. |
| JAN1N977BA | 5/9 Secondary reference Adelco Elektronik Gmbh |
| A5950-3104-1REVB | C/1 Advisory reference — outside the item-of-supply concept Hewlett-Packard Company Dba HP |
| 353-3099-000 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 1N977 | C/1 Advisory reference — outside the item-of-supply concept Freescale Semiconductor, Inc. |
| 5961PL0190386 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 48-14131A21 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 947060-9772 | C/1 Advisory reference — outside the item-of-supply concept Litton Systems Inc. Div Navigation Systems Division |
| MIL-PRF-19500/117 | 4/1 Identification reference U.S. Government activity |
| 1N977B | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| SZ10939+371 | C/1 Advisory reference — outside the item-of-supply concept Freescale Semiconductor, Inc. |
| 1N977B | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| JAN1N977B | 2/2 Government specification standardization U.S. Government activity |
| JAN1N977B | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| MIL-S-19500/117 | 5/9 Secondary reference U.S. Government activity |
| 956489-16 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| JAN1N977B | C/1 Advisory reference — outside the item-of-supply concept Trw Electronics and Defense Sector Rf Devices |
NSN 5961-00-855-1550 is a Semiconductor Device,diode, manufactured by Thales Nederland, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: cancelled.
NSN 5961-00-855-1550 has 2 manufacturer part numbers on file: 352250009951 (Thales Nederland), VBE890-1N977B (Thales Nederland).
2 possible matches (shared part number, not a government interchangeability claim): 5961-01-048-5635, 5961-01-162-4618. Verify interchangeability with system specifications before substitution.
Key specifications for 352250009951: Voltage Rating in Volts Per Characteristic: 47.0 MAXIMUM NOMINAL REGULATOR VOLTAGE; Maximum Operating Temp Per Measurement Point: 175.0 CELSIUS AMBIENT AIR DEGC; Overall Diameter: 0.085 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN; Terminal Length: 1.000 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN. 13 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 5961-00-855-1550 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.