The Radar Set Subassembly, cataloged under National Stock Number 5840-01-640-9957, is classified within Federal Supply Class 5840 (Radar Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5840-01-640-9957 |
| Item Name | Radar Set Subassembly |
| FSC / FSG | 5840 / 58 — Radar Equipment, Except Airborne |
| Status | ACTIVE |
| Component Type and Quantity | 1 BOARD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| FCOG6100 | 3/9 Design control — primary reference Drs Training & Control Systems, Llc Dba Leonardo Drs Training & Control Systems, Llc Div Range, Control and Unmanned Systems |
NSN 5840-01-640-9957 is a Radar Set Subassembly, classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
Key specifications for 5840-01-640-9957: Overall Height: 35.0 MILLIMETERS NOMINAL MM; Component Type and Quantity: 1 BOARD; Overall Length: 192.0 MILLIMETERS NOMINAL MM; Overall Width: 152.0 MILLIMETERS NOMINAL MM. 1 specification is 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 5840-01-640-9957 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.