The Receiver-Transmitter,radar, cataloged under National Stock Number 5840-01-204-0281, 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 Raytheon Company Dba Raytheon Co. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5840-01-204-0281 |
| Primary Part Number | M89451 |
| Item Name | Receiver-Transmitter,radar |
| FSC / FSG | 5840 / 58 — Radar Equipment, Except Airborne |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Joint Electronics Type Designation System Item Type Number | RT-1251B/SPS-64(V) |
| Transmitted Signal Frequency Rating | 9375.0 MEGAHERTZ NOMINAL |
| Joint Electronics Type Designation System Item Name | RECEIVER TRANSMITTER RADAR |
| Received Signal Frequency Rating | 45.0 MEGAHERTZ NOMINAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| M89451 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| Reference | Meaning |
|---|---|
| M89451 | 5/9 Secondary reference Raytheon Company Div Corp |
| RT-1251B/SPS-64(V) | 5/2 Secondary reference U.S. Government activity |
NSN 5840-01-204-0281 is a Receiver-Transmitter,radar, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
NSN 5840-01-204-0281 has 1 manufacturer part number on file: M89451 (Raytheon Company Dba Raytheon Co).
Key specifications for M89451: Joint Electronics Type Designation System Item Type Number: RT-1251B/SPS-64(V); Transmitted Signal Frequency Rating: 9375.0 MEGAHERTZ NOMINAL; Joint Electronics Type Designation System Item Name: RECEIVER TRANSMITTER RADAR; Received Signal Frequency Rating: 45.0 MEGAHERTZ NOMINAL. 4 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 5840-01-204-0281 has DEMIL Code C. 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.