The Transistor, cataloged under National Stock Number 5961-01-355-2504, 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 International Rectifier Hirel Products, Inc.. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5961-01-355-2504 |
| Primary Part Number | OM6018SAT |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | International Rectifier Hirel Products, Inc. |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 500.0 MAXIMUM DRAIN TO SOURCE VOLTAGE |
| Maximum Operating Temp Per Measurement Point | 150.0 CELSIUS JUNCTION DEGC |
| Terminal Length | 0.530 INCHES MINIMUM AND 0.550 INCHES MAXIMUM IN |
| Mounting Method | TERMINAL |
| Semiconductor Material | SILICON |
| Internal Configuration | FIELD EFFECT |
| Current Rating Per Characteristic | 11.00 AMPERES MAXIMUM DRAIN CURRENT |
| Specification/standard Data | 02750-KFY165B MANUFACTURERS SOURCE CONTROL |
| Material | CERAMIC OR PLASTIC ENCLOSURE |
| Terminal Type and Quantity | 3 UNINSULATED WIRE LEAD |
| Power Rating Per Characteristic | 125.0 WATTS MAXIMUM TOTAL POWER DISSIPATION |
| 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 |
|---|---|
| OM6018SAT | International Rectifier Hirel Products, Inc. (USA) |
| KFY165B | Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution (USA) |
| IRFM450 | Semelab Limited (GBR) |
| Reference | Meaning |
|---|---|
| NBE1975 | 3/9 Design control — primary reference North Bay Electronics Inc |
| IRFM450 | 5/2 Secondary reference U.S. Government activity |
| IRF450-2 | 5/9 Secondary reference Siliconix Incorporated Div Siliconix |
NSN 5961-01-355-2504 is a Transistor, manufactured by International Rectifier Hirel Products, Inc., classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-355-2504 has 3 manufacturer part numbers on file: OM6018SAT (International Rectifier Hirel Products, Inc.), KFY165B (Eaton Aerospace Llc Dba Eaton Inoac Div Fluid & Electrical Distribution), IRFM450 (Semelab Limited).
1 possible match (shared part number, not a government interchangeability claim): 5961-01-406-1630. Verify interchangeability with system specifications before substitution.
Key specifications for OM6018SAT: Overall Height: 0.249 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN; Voltage Rating in Volts Per Characteristic: 500.0 MAXIMUM DRAIN TO SOURCE VOLTAGE; Maximum Operating Temp Per Measurement Point: 150.0 CELSIUS JUNCTION DEGC; Terminal Length: 0.530 INCHES MINIMUM AND 0.550 INCHES MAXIMUM IN. 11 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.