The Filter,fluid, cataloged under National Stock Number 4330-01-452-6078, 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 Caterpillar Inc Div Caterpillar Defense. Government technical data includes 23 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4330-01-452-6078 |
| Primary Part Number | 134-2512 |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Mounting Hole Quantity | 2 |
| Filtration Rating in Microns | 10.0 NOMINAL |
| Distance Between Mounting Hole Centers | 3.120 INCHES NOMINAL IN |
| First Intake Nominal Thread Size | 0.750 INCHES IN |
| Mounting Facility Nominal Thread Size | 0.500 INCHES IN |
| First Intake Thread Series Designator | NPTF |
| Design Type | REUSABLE |
| Body Outside Diameter | 4.620 INCHES NOMINAL IN |
| First Intake Thread Direction | RIGHT-HAND |
| Body Height | 8.780 INCHES NOMINAL IN |
| First Intake Connection Type | THREADED INTERNAL PIPE HEAD SIDE |
| Style Designator | THREADED SHELL (MASON JAR) |
| Operating Pressure | 1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Features Provided | DIFFERENTIAL PRESSURE INDICATOR |
| Filtering Element Quantity | 1 |
| Filtering System for Which Designed | FULL FLOW |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Mounting Facility Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Material | PAPER FILTERING MEDIUM |
| Material | ALUMINUM CONTAINER/CARTRIDGE |
| Material | ALUMINUM BODY |
| Mounting Type | THREADED HOLE TOP |
| 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 |
|---|---|
| 134-2512 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| 311121C0000-529 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4330-01-452-6078 is a Filter,fluid, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-452-6078 has 1 manufacturer part number on file: 134-2512 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 134-2512: Mounting Hole Quantity: 2; Filtration Rating in Microns: 10.0 NOMINAL; Distance Between Mounting Hole Centers: 3.120 INCHES NOMINAL IN; First Intake Nominal Thread Size: 0.750 INCHES IN. 23 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.