The Switching Unit,comm, cataloged under National Stock Number 5821-01-418-3287, is classified within Federal Supply Class 5821 (Radio and Television Communication Equipment, Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Sci Technology, Inc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5821-01-418-3287 |
| Primary Part Number | 5353200-001 |
| Item Name | Switching Unit,comm |
| FSC / FSG | 5821 / 58 — Radio and Television Communication Equipment, Airborne |
| Manufacturer | Sci Technology, Inc |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | ESSENTIAL TO WEAPON SYSTEM PERFORMANCE OR OPERATION, OR THE PRESERVATION OF LIFE OR SAFETY OF OPERATING PERSONNEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 901-370-364-101 | The Boeing Company (USA) |
| 5353200-001 | Sci Technology, Inc (USA) |
NSN 5821-01-418-3287 is a Switching Unit,comm, manufactured by Sci Technology, Inc, classified under FSC 5821, Radio and Television Communication Equipment, Airborne. Status: active.
NSN 5821-01-418-3287 has 2 manufacturer part numbers on file: 901-370-364-101 (The Boeing Company), 5353200-001 (Sci Technology, Inc).
Key specifications for 5353200-001: Criticality Code Justification: ZZZY; End Item Identification: SUPPORT OF PREPROVISIONING ITEMS WHICH ASO ACTS AS POINT OF ENTRY; Reference Number Differentiating Characteristics: ESSENTIAL TO WEAPON SYSTEM PERFORMANCE OR OPERATION, OR THE PRESERVATION OF LIFE OR SAFETY OF OPERATING PERSONNEL. 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.
NSN 5821-01-418-3287 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.