The Filter,fluid, cataloged under National Stock Number 1650-00-451-7634, 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 7 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-00-451-7634 |
| Item Name | Filter,fluid |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Status | ACTIVE |
| Filtering Media Design | RADIAL FINNED SINGLE FILTERING MEDIA RESPONSE |
| Filtration Rating in Microns | 25.0 ABSOLUTE |
| Design Type | REUSABLE |
| Body Outside Diameter | 1.315 INCHES MINIMUM AND 1.335 INCHES MAXIMUM IN |
| Filtering Element Quantity | 1 |
| Body Length | 2.679 INCHES MINIMUM AND 2.749 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 11-10084 | 3/9 Design control — primary reference Donaldson Company, Inc. |
| 3191178 | C/1 Advisory reference — outside the item-of-supply concept Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| 3191178 | 5/9 Secondary reference Allied-Signal Inc Dba Allied-Signal Aerospace Co Electrodynamics Div |
| 11-10084 | C/1 Advisory reference — outside the item-of-supply concept Donaldson Company, Inc. |
NSN 1650-00-451-7634 is a Filter,fluid, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
Key specifications for 1650-00-451-7634: Filtering Media Design: RADIAL FINNED SINGLE FILTERING MEDIA RESPONSE; Filtration Rating in Microns: 25.0 ABSOLUTE; Design Type: REUSABLE; Body Outside Diameter: 1.315 INCHES MINIMUM AND 1.335 INCHES MAXIMUM IN. 7 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.