The Modulator-Receiver, cataloged under National Stock Number 5841-01-653-7703, is classified within Federal Supply Class 5841 (Radar Equipment, Airborne) of the Communication, Detection, and Coherent Radiation Equipment group. The manufacturer of record is Shure Incorporated Marketing Communications Dept. Government technical data includes 2 specifications, 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 | 5841-01-653-7703 |
| Primary Part Number | BLX4R |
| Item Name | Modulator-Receiver |
| FSC / FSG | 5841 / 58 — Radar Equipment, Airborne |
| Manufacturer | Shure Incorporated Marketing Communications Dept |
| Status | ACTIVE |
| Features Provided | FRAMED |
| Color | BLACK |
| 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 |
|---|---|
| BLX4R PRIMARY | Shure Incorporated Marketing Communications Dept (USA) |
NSN 5841-01-653-7703 is a Modulator-Receiver, manufactured by Shure Incorporated Marketing Communications Dept, classified under FSC 5841, Radar Equipment, Airborne. Status: active.
NSN 5841-01-653-7703 has 1 manufacturer part number on file: BLX4R (Shure Incorporated Marketing Communications Dept).
Key specifications for BLX4R: Features Provided: FRAMED; Color: BLACK; Special Features: INCLUDES: (1) 1/2 RACK RECEIVER, (2) 1/4 WAVE ANTENNAS AND (1) SINGLE AND DUAL RACK MOUNT KIT;ONE-TOUCH QUICKSCAN FREQUENCY SELECTION QUICKLY LOCATESTHE BEST FREQUENCY; 1/4 INCH AND XLR AUDIO OUTPUTS IN; Part Name Assigned by Controlling Agency: SINGLE CHANNEL, RACK MOUNT WIRELESS RECEIVER, H8. 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.