The Mixer-Oscillator Assembly, cataloged under National Stock Number 5840-01-208-5817, 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 Laurel Technologies Partnership Div Drs Laurel Technologies. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5840-01-208-5817 |
| Primary Part Number | 166986 |
| Item Name | Mixer-Oscillator Assembly |
| FSC / FSG | 5840 / 58 — Radar Equipment, Except Airborne |
| Manufacturer | Laurel Technologies Partnership Div Drs Laurel Technologies |
| Status | ACTIVE |
| General Characteristics Item Description | UNIT OPERATES IN 5.4 TO 5.9 GHZ FREQUENCY RANGE TO PRODUCE AUTOMATIC FREQUENCY CONTROL OUTPUT OF 45.0 TO 75.0 MHZ; LOCAL OSCILLATOR AND AUXILIARY LOCAL OSCILLATOR,2 RECTIFYING DIODES ACTING AS CRYSTALS AND WITH LOW PASS FILTERING,ATTENUATOR VARIABLE FROM 0.0 DB TO 15.0 DB,5 SMA JACK TYPE CONNECTORS FOR LO INPUT,SIGNAL INPUT,LO OUTPUT,AUX LO INPUT,AND AFC OUTPUT,1 MALE CONNECTOR,9-PIN,FOR MONITORING CRYSTAL CURRENT,ENCLOSURE 4 IN. SQ,0.75 IN. H WITH CAPTIVE SCREW IN EACH CORNER FOR MOUNTING; OPER TEMP 0.0 TO 65.0 DEG C GHz |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 166986 PRIMARY | Laurel Technologies Partnership Div Drs Laurel Technologies (USA) |
| AMC0364 PRIMARY | Frontgrade Technologies Inc. (USA) |
| Reference | Meaning |
|---|---|
| AMC0364 | 5/9 Secondary reference Atlantic Microwave Corporation Div Cobham Electronic Systems |
| 166986 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
NSN 5840-01-208-5817 is a Mixer-Oscillator Assembly, manufactured by Laurel Technologies Partnership Div Drs Laurel Technologies, classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
NSN 5840-01-208-5817 has 2 manufacturer part numbers on file: 166986 (Laurel Technologies Partnership Div Drs Laurel Technologies), AMC0364 (Frontgrade Technologies Inc.).
Key specifications for 166986: General Characteristics Item Description: UNIT OPERATES IN 5.4 TO 5.9 GHZ FREQUENCY RANGE TO PRODUCE AUTOMATIC FREQUENCY CONTROL OUTPUT OF 45.0 TO 75.0 MHZ; LOCAL OSCILLATOR AND AUXILIARY LOCAL OSCILLATOR,2 RECTIFYING DIODES ACTING AS CRYSTALS AND WITH LOW PASS FILTERING,ATTENUATOR VARIABLE FROM 0.0 DB TO 15.0 DB,5 SMA JACK TYPE CONNECTORS FOR LO INPUT,SIGNAL INPUT,LO OUTPUT,AUX LO INPUT,AND AFC OUTPUT,1 MALE CONNECTOR,9-PIN,FOR MONITORING CRYSTAL CURRENT,ENCLOSURE 4 IN. SQ,0.75 IN. H WITH CAPTIVE SCREW IN EACH CORNER FOR MOUNTING; OPER TEMP 0.0 TO 65.0 DEG C GHz. 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 5840-01-208-5817 has DEMIL Code D. 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.