The Filter Element,fluid, cataloged under National Stock Number 4330-01-441-3761, is classified within Federal Supply Class 4330 (Centrifugals, Separators, and Pressure and Vacuum Filters) of the Pumps and Compressors group. The manufacturer of record is Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-441-3761 |
| Primary Part Number | 50AT-932443 10B-N-25-OO-RIRO |
| Item Name | Filter Element,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division |
| Status | ACTIVE |
| Filtering Media Design | MATTED SINGLE FILTERING MEDIA RESPONSE |
| Body Diameter | 5.120 INCHES NOMINAL IN |
| Body Overall Length | 6.620 INCHES NOMINAL IN |
| Filtration Rating in Microns | 10.0 NOMINAL |
| Flow Direction | OUTSIDE IN |
| Design Type | NONREUSABLE |
| Temp Rating | -40.0 FAHRENHEIT MINIMUM AND 225.0 FAHRENHEIT MAXIMUM DEGF |
| Style Designator | CYLINDRICAL W/ INTEGRAL OUTER CASING |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.250 INCHES IN |
| Filtering System for Which Designed | FULL FLOW |
| Differential Pressure | ERR-060 |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Material | RUBBER BUNA N SEAL |
| Material | GLASS FIBER FILTERING MEDIUM |
| Material | STEEL CONTAINER/CARTRIDGE |
| Thread Series Designator | UN |
| 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 |
|---|---|
| 50AT-932443 10B-N-25-OO-RIRO PRIMARY | Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division (USA) |
| Reference | Meaning |
|---|---|
| 50AT-932443 10B-N-25-OO-RIRO | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
NSN 4330-01-441-3761 is a Filter Element,fluid, manufactured by Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-441-3761 has 1 manufacturer part number on file: 50AT-932443 10B-N-25-OO-RIRO (Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division).
Key specifications for 50AT-932443 10B-N-25-OO-RIRO: Filtering Media Design: MATTED SINGLE FILTERING MEDIA RESPONSE; Body Diameter: 5.120 INCHES NOMINAL IN; Body Overall Length: 6.620 INCHES NOMINAL IN; Filtration Rating in Microns: 10.0 NOMINAL. 17 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.