The Filter Element,fluid, cataloged under National Stock Number 1650-01-059-2675, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. The manufacturer of record is Pti Technologies Inc.. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 1650-01-059-2675 |
| Primary Part Number | 7578791 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Pti Technologies Inc. |
| Status | ACTIVE |
| Body Diameter | 1.110 INCHES MINIMUM AND 1.150 INCHES MAXIMUM IN |
| Body Overall Length | 4.620 INCHES MINIMUM AND 4.680 INCHES MAXIMUM IN |
| Filtration Rating in Microns | 20.0 ABSOLUTE |
| Flow Direction | OUTSIDE IN |
| Drop Pressure | ERR-060 |
| Design Type | NONREUSABLE |
| Style Designator | CYLINDRICAL W/ CONTAINER (RIGID) |
| Body Inside Diameter | 0.625 INCHES MINIMUM AND 0.655 INCHES MAXIMUM IN |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 1650-01-059-2675 is a Filter Element,fluid, manufactured by Pti Technologies Inc., classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-01-059-2675 has 2 manufacturer part numbers on file: 7578791 (Pti Technologies Inc.), 3501303-1 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
Key specifications for 7578791: Body Diameter: 1.110 INCHES MINIMUM AND 1.150 INCHES MAXIMUM IN; Body Overall Length: 4.620 INCHES MINIMUM AND 4.680 INCHES MAXIMUM IN; Filtration Rating in Microns: 20.0 ABSOLUTE; Flow Direction: OUTSIDE IN. 9 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 1650-01-059-2675 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.