The Window Heat Control, cataloged under National Stock Number 1680-01-658-6526, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Source One Spares Llc Dba Source One Spares. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-658-6526 |
| Primary Part Number | 83000-27904 |
| Item Name | Window Heat Control |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Source One Spares Llc Dba Source One Spares |
| Status | ACTIVE |
| 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 |
|---|---|
| 83000-27904 | Source One Spares Llc Dba Source One Spares (USA) |
| 83000-27904 | Dasi, Llc Dba Dasi (USA) |
| Reference | Meaning |
|---|---|
| 1680PL1788299 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 83000-27904 | 3/9 Design control — primary reference U.S. Government activity |
| 83000-27904 | C/1 Advisory reference — outside the item-of-supply concept Koito Mfg Co. Ltd |
| 83000-27904 | 5/9 Secondary reference Koito Mfg Co. Ltd |
NSN 1680-01-658-6526 is a Window Heat Control, manufactured by Source One Spares Llc Dba Source One Spares, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-658-6526 has 2 manufacturer part numbers on file: 83000-27904 (Source One Spares Llc Dba Source One Spares), 83000-27904 (Dasi, Llc Dba Dasi).
Key specifications for 83000-27904: End Item Identification: P-8A POSEIDON AIRCRAFT A. 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 1680-01-658-6526 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.