The Adapter Assembly,interface Devic, cataloged under National Stock Number 4920-01-423-9857, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Vertex Modernization and Sustainment Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4920-01-423-9857 |
| Primary Part Number | 1574AS525 |
| Item Name | Adapter Assembly,interface Devic |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Vertex Modernization and Sustainment Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1574AS525 PRIMARY | Vertex Modernization and Sustainment Llc (USA) |
| Reference | Meaning |
|---|---|
| 1574AS525 | C/1 Advisory reference — outside the item-of-supply concept Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 1574AS525 | C/1 Advisory reference — outside the item-of-supply concept Naval Air Warfare Center Aircraft Div |
NSN 4920-01-423-9857 is a Adapter Assembly,interface Devic, manufactured by Vertex Modernization and Sustainment Llc, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-423-9857 has 1 manufacturer part number on file: 1574AS525 (Vertex Modernization and Sustainment Llc).
Key specifications for 1574AS525: End Item Identification: AIRCRAFT MODEL F-14. 0 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 4920-01-423-9857 has DEMIL Code B. 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.