The Mixer,automatic Frequency Contro, cataloged under National Stock Number 5840-01-020-9999, 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 Aimtron Systems, Llc. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5840-01-020-9999 |
| Primary Part Number | 402290 |
| Item Name | Mixer,automatic Frequency Contro |
| FSC / FSG | 5840 / 58 — Radar Equipment, Except Airborne |
| Manufacturer | Aimtron Systems, Llc |
| Status | ACTIVE |
| General Characteristics Item Description | CONNECTOR MATES WITH ANY BNC TYPE SIMILAR TO M39012/16-0001,FOR SPARE CRYSTALS THEY MUST BE MATCHED SETS,PART NO.402290-1,2.875 IN. O/A LG,2.000 IN. O/A W,2.000 IN. O/A H IN |
| 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 |
|---|---|
| 402290 PRIMARY | Aimtron Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 402290 | 5/9 Secondary reference Cardion Inc |
| MA8342-0016 | 5/9 Secondary reference U.S. Government activity |
| 5325S | 5/9 Secondary reference U.S. Government activity |
NSN 5840-01-020-9999 is a Mixer,automatic Frequency Contro, manufactured by Aimtron Systems, Llc, classified under FSC 5840, Radar Equipment, Except Airborne. Status: active.
NSN 5840-01-020-9999 has 1 manufacturer part number on file: 402290 (Aimtron Systems, Llc).
2 possible matches (shared part number, not a government interchangeability claim): 5315-01-298-1340, 5305-01-654-7566. Verify interchangeability with system specifications before substitution.
Key specifications for 402290: General Characteristics Item Description: CONNECTOR MATES WITH ANY BNC TYPE SIMILAR TO M39012/16-0001,FOR SPARE CRYSTALS THEY MUST BE MATCHED SETS,PART NO.402290-1,2.875 IN. O/A LG,2.000 IN. O/A W,2.000 IN. O/A H IN. 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 5840-01-020-9999 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.