The Switching Unit,true, cataloged under National Stock Number 5840-01-145-2972, is classified within Federal Supply Class 5840 (Radar Equipment, Except Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5840-01-145-2972 |
| Primary Part Number | 158247 |
| Item Name | Switching Unit,true |
| FSC / FSG | 5840 / 58 — Radar Equipment, Except Airborne |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | OUTSIDE DIMENSION 9.830 IN. HIGH,9.910 IN. WIDE,6.500 IN. DEEP,BULKHEAD MOUNTED,MATERIAL ALUMINUM CASE IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 158247 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5840-01-145-2972 is a Switching Unit,true, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
NSN 5840-01-145-2972 has 1 manufacturer part number on file: 158247 (Northrop Grumman Systems Corporation).
Key specifications for 158247: General Characteristics Item Description: OUTSIDE DIMENSION 9.830 IN. HIGH,9.910 IN. WIDE,6.500 IN. DEEP,BULKHEAD MOUNTED,MATERIAL ALUMINUM CASE IN. 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 5840-01-145-2972 has DEMIL Code B. 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.