The Filter,fluid, cataloged under National Stock Number 1650-01-261-6604, 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 Norman Filter Company, L.l.c. Dba Norman Filter Co Llc. Government technical data includes 24 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-01-261-6604 |
| Primary Part Number | U-10198 |
| Item Name | Filter,fluid |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Norman Filter Company, L.l.c. Dba Norman Filter Co Llc |
| Status | ACTIVE |
| Filtering Media Design | PLEATED SINGLE FILTERING MEDIA RESPONSE |
| Mounting Hole Quantity | 2 |
| Filtration Rating in Microns | 5.0 ABSOLUTE |
| Distance From Bottom of Body to Center of Inlet | 9.600 INCHES NOMINAL IN |
| Distance Between Mounting Hole Centers | 2.250 INCHES NOMINAL IN |
| First Intake Nominal Thread Size | 1.000 INCHES IN |
| Drop Pressure | ERR-060 |
| First Intake Thread Series Designator | NPTF |
| Design Type | REUSABLE |
| First Intake Thread Direction | RIGHT-HAND |
| Body Width | 5.000 INCHES NOMINAL IN |
| Body Height | 11.670 INCHES NOMINAL IN |
| First Intake Connection Type | THREADED INTERNAL PIPE HEAD SIDE |
| Style Designator | TEE TYPE (HYDRAULIC) |
| Mounting Hole Diameter | 0.400 INCHES NOMINAL IN |
| Operating Pressure | 5000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Features Provided | DRAIN PLUG |
| Filtering Element Quantity | 1 |
| Filtering System for Which Designed | FULL FLOW |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Material | GLASS FIBER FILTERING MEDIUM |
| Material | ALUMINUM BODY |
| Mounting Type | UNTHREADED HOLE HEAD SIDE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 9492M53P01 | General Electric Company (USA) |
| U-10198 PRIMARY | Norman Filter Company, L.l.c. Dba Norman Filter Co Llc (USA) |
| Reference | Meaning |
|---|---|
| 9492M53 | D/9 Drawing number reference only General Electric Company |
| 4587A-FIGLAS B5000-S(4)-DR(-4) | 5/9 Secondary reference Norman Filter Company, L.l.c. Dba Norman Filter Co Llc |
| 4587AF-B5AL-S(4)DR(4) | 5/9 Secondary reference Norman Filter Company, L.l.c. Dba Norman Filter Co Llc |
NSN 1650-01-261-6604 is a Filter,fluid, manufactured by Norman Filter Company, L.l.c. Dba Norman Filter Co Llc, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-01-261-6604 has 2 manufacturer part numbers on file: 9492M53P01 (General Electric Company), U-10198 (Norman Filter Company, L.l.c. Dba Norman Filter Co Llc).
Key specifications for U-10198: Filtering Media Design: PLEATED SINGLE FILTERING MEDIA RESPONSE; Mounting Hole Quantity: 2; Filtration Rating in Microns: 5.0 ABSOLUTE; Distance From Bottom of Body to Center of Inlet: 9.600 INCHES NOMINAL IN. 24 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.