The Transistor, cataloged under National Stock Number 5961-00-342-2144, 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 Solitron Devices, Inc.. Government technical data includes 5 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-00-342-2144 |
| Primary Part Number | M5141 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Solitron Devices, Inc. |
| Status | ACTIVE |
| Overall Diameter | 0.208 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN |
| Semiconductor Material | SILICON |
| Internal Configuration | FIELD EFFECT |
| Features Provided | HERMETICALLY SEALED CASE |
| Terminal Type and Quantity | 4 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 |
|---|---|
| M5141 PRIMARY | Solitron Devices, Inc. (USA) |
| ITS30762 PRIMARY | L3harris Technologies, Inc (USA) |
| Reference | Meaning |
|---|---|
| M5141 | 3/9 Design control — primary reference U.S. Government activity |
| 3N173 | 5/9 Secondary reference Union Carbide Corp Materials Systems Div |
| 306142 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5961-00-342-2144 is a Transistor, manufactured by Solitron Devices, Inc., classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-00-342-2144 has 2 manufacturer part numbers on file: M5141 (Solitron Devices, Inc.), ITS30762 (L3harris Technologies, Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5950-00-500-1262, 2530-01-046-4689. Verify interchangeability with system specifications before substitution.
Key specifications for M5141: Overall Height: 0.170 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN; Overall Diameter: 0.208 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN; Semiconductor Material: SILICON; Internal Configuration: FIELD EFFECT. 5 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.