The Filter,fluid, cataloged under National Stock Number 4330-01-458-7244, 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 24 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4330-01-458-7244 |
| Primary Part Number | 12AT 03C N 25 BB N |
| 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 |
| First Discharge Thread Class | 14 |
| Filtration Rating in Microns | 2.000 NOMINAL |
| First Intake Nominal Thread Size | 0.375 INCHES IN |
| First Intake Thread Series Designator | NPTF |
| Design Type | NONREUSABLE |
| Body Outside Diameter | 3.750 INCHES NOMINAL IN |
| Temp Rating | 225.0 FAHRENHEIT NOMINAL DEGF |
| First Intake Thread Direction | RIGHT-HAND |
| Body Height | 7.250 INCHES NOMINAL IN |
| First Intake Connection Type | THREADED INTERNAL PIPE HEAD SIDE |
| First Intake Thread Class | 14 |
| Style Designator | UNTHREADED SHELL |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| First Discharge Nominal Thread Size | 0.375 INCHES IN |
| Filtering Element Quantity | 30 |
| Filtering System for Which Designed | FULL FLOW |
| First Discharge Thread Direction | RIGHT-HAND |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Bracket Quantity | 1 |
| Material | ALUMINUM BODY |
| Mounting Type | BRACKET HEAD |
| First Discharge Thread Series Designator | NPTF |
| Second Intake Connection Relationship to First Intake Connection | IDENTICAL |
| 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 |
|---|---|
| 12AT 03C N 25 BB N PRIMARY | Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division (USA) |
| Reference | Meaning |
|---|---|
| 12AT-1 03C N 25 | C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corporation Dba Racor Division Div Racor Division |
NSN 4330-01-458-7244 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 4330-01-458-7244 has 1 manufacturer part number on file: 12AT 03C N 25 BB N (Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division).
Key specifications for 12AT 03C N 25 BB N: First Discharge Thread Class: 14; Filtration Rating in Microns: 2.000 NOMINAL; First Intake Nominal Thread Size: 0.375 INCHES IN; First Intake Thread Series Designator: NPTF. 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.