The Lead Assembly,electrical, cataloged under National Stock Number 6150-01-225-0658, is classified within Federal Supply Class 6150 (Miscellaneous Electric Power and Distribution Equipment) of the Electric Wire, Power, and Distribution Equipment group. The manufacturer of record is Thomas and Betts Corp Electronics Group. Government technical data includes 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6150-01-225-0658 |
| Primary Part Number | FSK-21A-25 |
| Item Name | Lead Assembly,electrical |
| FSC / FSG | 6150 / 61 — Miscellaneous Electric Power and Distribution Equipment |
| Manufacturer | Thomas and Betts Corp Electronics Group |
| Status | ACTIVE |
| Voltage Rating | 600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS |
| Conductor Quantity | 25 |
| 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 |
|---|---|
| FSK-21A-25 PRIMARY | Thomas and Betts Corp Electronics Group (USA) |
| FSK21A25 | Abb France (FRA) |
| Reference | Meaning |
|---|---|
| 1979322 | D/9 Drawing number reference only Honeywell Intl Inc Defense Avionics Systems |
| FSK21A25 | 5/9 Secondary reference Thomas & Betts Netherlands |
| 1979322-9 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems |
NSN 6150-01-225-0658 is a Lead Assembly,electrical, manufactured by Thomas and Betts Corp Electronics Group, classified under FSC 6150, Miscellaneous Electric Power and Distribution Equipment. Status: active.
NSN 6150-01-225-0658 has 2 manufacturer part numbers on file: FSK-21A-25 (Thomas and Betts Corp Electronics Group), FSK21A25 (Abb France).
Key specifications for FSK-21A-25: Voltage Rating: 600.0 MAXIMUM ROOT MEAN SQUARE (RMS) OPERATING VOLTAGE ALL CONDUCTORS; Conductor Quantity: 25. 2 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.