The Filter,fluid, cataloged under National Stock Number 1650-01-009-4309, 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 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-01-009-4309 |
| Primary Part Number | U-10173 |
| 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 |
| Filtration Rating in Microns | 20.0 NOMINAL |
| First Intake Nominal Thread Size | 0.562 INCHES IN |
| First Intake Thread Series Designator | UNF |
| Design Type | REUSABLE |
| First Intake Thread Direction | RIGHT-HAND |
| First Intake Connection Type | THREADED EXTERNAL TUBE END |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Filtering Element Quantity | 1 |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| 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 |
| Part Number | Manufacturer |
|---|---|
| U-10173 PRIMARY | Norman Filter Company, L.l.c. Dba Norman Filter Co Llc (USA) |
| Reference | Meaning |
|---|---|
| 4342G-20TL | 5/9 Secondary reference U.S. Government activity |
| 1650PL2195445 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 1650PL0133091 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 4342GG-20VL | 5/9 Secondary reference Norman Filter Company, L.l.c. Dba Norman Filter Co Llc |
| 4342B20TL | 5/9 Secondary reference U.S. Government activity |
NSN 1650-01-009-4309 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 1650-01-009-4309 has 1 manufacturer part number on file: U-10173 (Norman Filter Company, L.l.c. Dba Norman Filter Co Llc).
Key specifications for U-10173: Filtering Media Design: PLEATED SINGLE FILTERING MEDIA RESPONSE; Filtration Rating in Microns: 20.0 NOMINAL; First Intake Nominal Thread Size: 0.562 INCHES IN; First Intake Thread Series Designator: UNF. 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.