The Guide,level, cataloged under National Stock Number 1680-01-234-4012, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Hornet Acquisitionco, Llc Dba Onboard Systems. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-234-4012 |
| Primary Part Number | 42420-286 |
| Item Name | Guide,level |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Hornet Acquisitionco, Llc Dba Onboard Systems |
| Status | ACTIVE |
| General Characteristics Item Description | NEXT HIGHER ASSY 42420-135 |
| Functional Description | USED ON 42420-1 |
| 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 |
|---|---|
| 42420-286 PRIMARY | Hornet Acquisitionco, Llc Dba Onboard Systems (USA) |
| Reference | Meaning |
|---|---|
| 42420-150 | 5/9 Secondary reference U.S. Government activity |
| 42420-286 | 5/9 Secondary reference Goodrich Corporation Dba Trw Lucas Aerospace |
| 42420-286 | 5/9 Secondary reference U.S. Government activity |
NSN 1680-01-234-4012 is a Guide,level, manufactured by Hornet Acquisitionco, Llc Dba Onboard Systems, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-234-4012 has 1 manufacturer part number on file: 42420-286 (Hornet Acquisitionco, Llc Dba Onboard Systems).
Key specifications for 42420-286: General Characteristics Item Description: NEXT HIGHER ASSY 42420-135; Functional Description: USED ON 42420-1; End Item Identification: C5B ACFT. 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.