The Fuel Filter, cataloged under National Stock Number 1680-01-645-2043, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Napa Auto Parts. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | Fuel Filter |
| FSC / FSG | 1680 — Miscellaneous Aircraft Accessories and Components (FSG 16) |
| Manufacturers | Napa Auto Parts (CAGE 09UM3); Insitu, Inc. (CAGE 02FP7) |
| Parameter | Value |
|---|---|
| NSN | 1680-01-645-2043 |
| Primary Part Number | 3044 |
| Item Name | Fuel Filter |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Napa Auto Parts |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 3044 PRIMARY | Napa Auto Parts (USA) |
| 001-000090-000 | Insitu, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1680PL2153310 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 1680-01-645-2043 is a Fuel Filter, manufactured by Napa Auto Parts, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-645-2043 has 2 manufacturer part numbers on file: 3044 (Napa Auto Parts), 001-000090-000 (Insitu, Inc.).
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.