The Radar Set, cataloged under National Stock Number 5841-01-564-5642, is classified within Federal Supply Class 5841 (Radar Equipment, Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5841-01-564-5642 |
| Item Name | Radar Set |
| FSC / FSG | 5841 / 58 — Radar Equipment, Airborne |
| Status | ACTIVE |
| Precious Material | GOLD AND SILVER |
| Functional Description | GIVE ENHANCED CAPABILITY TO PENETRATE DENIED AIRSPACE BY PROVIDING HIGHQUALITY NAVIGATION AIDS WHILE AVOIDING DETECTION AND IDENTIFICATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL F — Mutilate — Cut |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 4998900-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5841-01-564-5642 is a Radar Set, classified under FSC 5841, Radar Equipment, Airborne. Status: active.
Key specifications for 5841-01-564-5642: Precious Material: GOLD AND SILVER; Special Features: THIS RADAR IS AN AIRBORNE MULTI-MODE RADAR REPLACING THE CURRENT AN/APQ-174B, AN/APQ-186, AND AN/APQ-170 RADARS, PROVIDES ENHANCED CAPABILITY TO MH-47G, MH-60M, CV-22B, AND MC-130J FLEETS. PRIMARY RADAR MODES INCLUDE: WEATHER DETECTION, TERRAIN FOLLOWING, TERRAIN AVOIDANCE, GROUND MAP, AIR-TO-GROUND RANGE, MARITIME VESSEL DETECTION, SKIN PAINT, TURBULENCE, AND WIND SHEAR. THIS RADAR IS INTENDED TO GIVE AVIATORS CAPABILITY TO PENETRATE DENIED AIRSPACE BY PROVIDING HIGH QUALITY NAVIGATION AIDS WHILE AVOIDING DETECTION AND IDENTIFICATION. RADAR SYSTEM FOR PROCUREMENT PURPOSES CONSISTS OF THE RADAR (P/N 4998920-2) WITH MALE RAILS ATTACHED, THE MOUNTING TRAY/POD MOUNT (P/N 4998910-2) WITH FEMALE RAILS ATTACHED, AND THE RPCU (P/N 4999250-1). G; Functional Description: GIVE ENHANCED CAPABILITY TO PENETRATE DENIED AIRSPACE BY PROVIDING HIGHQUALITY NAVIGATION AIDS WHILE AVOIDING DETECTION AND IDENTIFICATION; Part Name Assigned by Controlling Agency: SILENT KNIGHT RADAR: AN/APQ-187. 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 5841-01-564-5642 has DEMIL Code F. 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.