The Filter Element,fluid, cataloged under National Stock Number 1650-01-063-5445, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-01-063-5445 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Status | ACTIVE |
| Body Diameter | 2.530 INCHES MINIMUM AND 2.540 INCHES MAXIMUM IN |
| Body Overall Length | 8.210 INCHES NOMINAL IN |
| Filtration Rating in Microns | 5.0 ABSOLUTE |
| Flow Direction | OUTSIDE IN |
| Drop Pressure | ERR-060 |
| Design Type | NONREUSABLE |
| Style Designator | CYLINDRICAL W/ CONTAINER (RIGID) |
| Body Inside Diameter | 1.050 INCHES MINIMUM AND 1.070 INCHES MAXIMUM IN |
| Differential Pressure | ERR-060 |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Material | STEEL CORROSION RESISTING FILTERING MEDIUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 7575823 | 5/1 Secondary reference Pti Technologies Inc. |
| MIL-PRF-83860 | 4/1 Identification reference U.S. Government activity |
| MIL-F-83860 | 5/9 Secondary reference U.S. Government activity |
| M83860/3 | 2/2 Government specification standardization U.S. Government activity |
| M83860/3-1 | 5/9 Secondary reference U.S. Government activity |
| AC-9938F-1 | 5/1 Secondary reference Pall Aeropower Corporation |
NSN 1650-01-063-5445 is a Filter Element,fluid, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 1650-01-071-4659. Verify interchangeability with system specifications before substitution.
Key specifications for 1650-01-063-5445: Body Diameter: 2.530 INCHES MINIMUM AND 2.540 INCHES MAXIMUM IN; Body Overall Length: 8.210 INCHES NOMINAL IN; Filtration Rating in Microns: 5.0 ABSOLUTE; Flow Direction: OUTSIDE IN. 11 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.
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.