The Filter,fluid, cataloged under National Stock Number 4330-01-291-1819, 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 Pti Technologies Inc.. Government technical data includes 28 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-291-1819 |
| Primary Part Number | F4E030DC-BLONNN |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Pti Technologies Inc. |
| Status | ACTIVE |
| Filtering Media Design | PLEATED SINGLE FILTERING MEDIA RESPONSE |
| Mounting Hole Quantity | 6 |
| Filtration Rating in Microns | 25.0 NOMINAL |
| Distance From Bottom of Body to Center of Inlet | 6.630 INCHES NOMINAL IN |
| First Intake Nominal Thread Size | 1.062 INCHES IN |
| Mounting Facility Nominal Thread Size | 0.312 INCHES IN |
| First Intake Thread Series Designator | UN |
| Design Type | REUSABLE |
| Body Outside Diameter | 3.750 INCHES NOMINAL IN |
| Temp Rating | -45.0 FAHRENHEIT MINIMUM AND 225.0 FAHRENHEIT MAXIMUM DEGF |
| First Intake Thread Direction | RIGHT-HAND |
| Body Width | 1.870 INCHES NOMINAL IN |
| Body Height | 7.380 INCHES NOMINAL IN |
| First Intake Connection Type | THREADED INTERNAL TUBE HEAD SIDE |
| First Intake Thread Class | 3B |
| Style Designator | UNTHREADED SHELL |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| 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 | RUBBER BUNA N SEAL |
| Material | CELLULOSE FILTERING MEDIUM |
| Material | ALUMINUM BODY |
| First Intake Thread Quantity Per Inch | 12 |
| Mounting Type | INLET CONNECTION AND OUTLET CONNECTION HEAD SIDE |
| 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 |
|---|---|
| F4E030DC-BLONNN PRIMARY | Pti Technologies Inc. (USA) |
| Reference | Meaning |
|---|---|
| 8524637 | 7/2 Vendor item drawing reference U.S. Government activity |
| CFRS-30-12S-25N-NB | 5/9 Secondary reference Pti Technologies Inc. |
| F4E-030DC-BLONNN | 5/9 Secondary reference Pressure Devices Inc |
| CFRS3012525N-NB | 5/9 Secondary reference Pti Technologies Inc. |
NSN 4330-01-291-1819 is a Filter,fluid, manufactured by Pti Technologies Inc., classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-291-1819 has 1 manufacturer part number on file: F4E030DC-BLONNN (Pti Technologies Inc.).
Key specifications for F4E030DC-BLONNN: Filtering Media Design: PLEATED SINGLE FILTERING MEDIA RESPONSE; Mounting Hole Quantity: 6; Filtration Rating in Microns: 25.0 NOMINAL; Distance From Bottom of Body to Center of Inlet: 6.630 INCHES NOMINAL IN. 28 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.