The Filter,fluid, cataloged under National Stock Number 4330-01-291-1818, is classified within Federal Supply Class 4330 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-291-1818 |
| Primary Part Number | 50AT20BN2500H |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — No Item Name Available |
| Manufacturer | Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division |
| Status | ACTIVE |
| Filtration Rating in Microns | 20.0 ABSOLUTE |
| Temp Rating | -40.0 FAHRENHEIT MINIMUM AND 225.0 FAHRENHEIT MAXIMUM DEGF |
| Material | CELLULOSE FILTERING MEDIUM |
| First Intake Connection Type | THREADED INTERNAL TUBE HEAD SIDE |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| First Intake Thread Class | 3B |
| Material | RUBBER BUNA N SEAL |
| Supplementary Features | MAY BE MTD BY CONNECTION PORT ON RIDGED LINE INSTALLATION |
| Mounting Type | THREADED HOLE TOP |
| First Intake Thread Series Designator | UN |
| Filtering System for Which Designed | FULL FLOW |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Filtering Element Quantity | 1 |
| Distance Between Mounting Hole Centers | 1.880 INCHES NOMINAL AND 2.000 INCHES NOMINAL IN |
| Filtering Media Design | PLEATED SINGLE FILTERING MEDIA RESPONSE |
| First Intake Thread Quantity Per Inch | 12 |
| Design Type | LIMITED |
| Material | ALUMINUM BODY |
| Mounting Facility Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| First Intake Nominal Thread Size | 1.625 INCHES IN |
| First Intake Thread Direction | RIGHT-HAND |
| Body Height | 10.420 INCHES NOMINAL IN |
| Body Outside Diameter | 4.440 INCHES NOMINAL IN |
| Mounting Hole Quantity | 4 |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Mounting Facility Nominal Thread Size | 0.312 INCHES IN |
| Style Designator | UNTHREADED SHELL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 50AT-20B-N-25-OO-N | Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division (USA) |
| 50AT-20B-N-25-00-H AND 936912 | Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division (USA) |
| 50AT-20B-14625 | Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division (USA) |
| 14625 | Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division (USA) |
| 50AT20BN2500H PRIMARY | Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division (USA) |
NSN 4330-01-291-1818 is a Filter,fluid, manufactured by Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division, classified under FSC 4330 (No Item Name Available). Status: active.
NSN 4330-01-291-1818 has 5 cross-referenced part numbers: 50AT-20B-N-25-OO-N (Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division), 50AT-20B-N-25-00-H AND 936912 (Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division), 50AT-20B-14625 (Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division), 14625 (Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division), 50AT20BN2500H (Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division).
There are 6 known substitutes for 4330-01-291-1818: 2910-00-466-5263, 5935-00-685-9768, 6105-01-065-0139 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 50AT20BN2500H: Filtration Rating in Microns: 20.0 ABSOLUTE; Temp Rating: -40.0 FAHRENHEIT MINIMUM AND 225.0 FAHRENHEIT MAXIMUM DEGF; Material: CELLULOSE FILTERING MEDIUM; First Intake Connection Type: THREADED INTERNAL TUBE HEAD SIDE. 28 total characteristics are documented in the Federal Logistics Information System.