The Housing,radome, cataloged under National Stock Number 1680-00-421-4539, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Proponent, Inc. Dba Proponent Div Proponent Manufacturing. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Housing,radome |
| FSC / FSG | 1680 — Miscellaneous Aircraft Accessories and Components (FSG 16) |
| Manufacturers | Proponent, Inc. Dba Proponent Div Proponent Manufacturing (CAGE 5H519) |
| Parameter | Value |
|---|---|
| NSN | 1680-00-421-4539 |
| Primary Part Number | 2826396-501 |
| Item Name | Housing,radome |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Proponent, Inc. Dba Proponent Div Proponent Manufacturing |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 2826396-501 PRIMARY | Proponent, Inc. Dba Proponent Div Proponent Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 2826396-501 | 5/2 Secondary reference U.S. Government activity |
NSN 1680-00-421-4539 is a Housing,radome, manufactured by Proponent, Inc. Dba Proponent Div Proponent Manufacturing, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-00-421-4539 has 1 manufacturer part number on file: 2826396-501 (Proponent, Inc. Dba Proponent Div Proponent Manufacturing).
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 1680-00-421-4539 has DEMIL Code Q. 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.