The Filter,fluid, cataloged under National Stock Number 4330-01-320-8319, 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 27 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-320-8319 |
| Primary Part Number | 50-S-74W-ML-3-YEYE-1 |
| Item Name | Filter,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 | MESH SINGLE FILTERING MEDIA RESPONSE |
| First Discharge Connection Type | THREADED INTERNAL PIPE END |
| First Intake Nominal Thread Size | 1.500 INCHES IN |
| First Intake Thread Series Designator | NPTF |
| Design Type | REUSABLE |
| Temp Rating | -40.0 FAHRENHEIT MINIMUM AND 300.0 FAHRENHEIT MAXIMUM DEGF |
| First Intake Thread Direction | RIGHT-HAND |
| Body Width | 5.120 INCHES NOMINAL IN |
| Body Height | 10.360 INCHES NOMINAL IN |
| Mesh Size | 200.0 |
| First Intake Connection Type | THREADED INTERNAL PIPE BOTTOM |
| Style Designator | HIGH PRESSURE ANGLE STRAINER W/BOLTED COVER |
| Operating Pressure | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| First Discharge Nominal Thread Size | 1.500 INCHES IN |
| Features Provided | BY-PASS VALVE |
| Filtering Element Quantity | 1 |
| Body Length | 6.110 INCHES NOMINAL IN |
| Filtering System for Which Designed | FULL FLOW OR BY-PASS FLOW |
| First Discharge Thread Direction | RIGHT-HAND |
| First Discharge Connection Relationship to Intake Connection | NOT IDENTICAL |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Material | RUBBER BUNA N SEAL |
| Material | STEEL CORROSION RESISTING FILTERING MEDIUM |
| Material | IRON AND ALUMINUM ALLOY A380.0 BODY |
| Mounting Type | INLET CONNECTION AND OUTLET CONNECTION LINE |
| First Discharge Thread Series Designator | NPTF |
| Wire Diameter | 0.0021 INCHES NOMINAL IN |
| 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 |
|---|---|
| 50-S-74W-ML-3-EE-1-44 | Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division (USA) |
| 50-S-74W-ML-3-YEYE-1 PRIMARY | Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division (USA) |
NSN 4330-01-320-8319 is a Filter,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 4330-01-320-8319 has 2 manufacturer part numbers on file: 50-S-74W-ML-3-EE-1-44 (Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division), 50-S-74W-ML-3-YEYE-1 (Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division).
Key specifications for 50-S-74W-ML-3-YEYE-1: Filtering Media Design: MESH SINGLE FILTERING MEDIA RESPONSE; First Discharge Connection Type: THREADED INTERNAL PIPE END; First Intake Nominal Thread Size: 1.500 INCHES IN; First Intake Thread Series Designator: NPTF. 27 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.