The Filter,fluid, cataloged under National Stock Number 4330-01-303-5943, 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 Pall Industrial Hydraulics Corp. Government technical data includes 29 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-303-5943 |
| Primary Part Number | HH8300D24UPSB2T |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Pall Industrial Hydraulics Corp |
| Status | ACTIVE |
| Filtering Media Design | PLEATED ALL FILTERING MEDIA RESPONSES |
| First Discharge Connection Type | PLAIN FACE FLANGE BOTTOM |
| Mounting Hole Quantity | 4 |
| Filtration Rating in Microns | 3.0 ABSOLUTE |
| Distance From Bottom of Body to Center of Inlet | 2.320 INCHES NOMINAL IN |
| Distance Between Mounting Hole Centers | 4.000 INCHES NOMINAL IN |
| Mounting Facility Nominal Thread Size | 0.500 INCHES IN |
| Design Type | REUSABLE |
| First Discharge Flange Length | 2.906 INCHES NOMINAL IN |
| First Intake Flange Thickness | 0.620 INCHES NOMINAL IN |
| First Intake Flange Width | 3.750 INCHES NOMINAL IN |
| First Intake Flange Length | 2.906 INCHES NOMINAL IN |
| Temp Rating | -45.0 FAHRENHEIT MINIMUM AND 225.0 FAHRENHEIT MAXIMUM DEGF |
| Body Width | 8.640 INCHES NOMINAL IN |
| Body Height | 15.690 INCHES NOMINAL IN |
| First Intake Connection Type | RAISED FACE FLANGE SIDE |
| Style Designator | HIGH PRESSURE ANGLE STRAINER W/BOLTED COVER |
| Operating Pressure | 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Features Provided | AIR BLEED VALVE AND BY-PASS VALVE AND DIFFERENTIAL PRESSURE INDICATOR AND DRAIN PLUG |
| First Intake Flange Shape Style | RECTANGULAR W/THREADED BOLT HOLES |
| Filtering Element Quantity | 1 |
| First Discharge Flange Width | 3.750 INCHES NOMINAL IN |
| Body Length | 8.610 INCHES NOMINAL IN |
| Filtering System for Which Designed | BY-PASS FLOW OR FULL FLOW |
| First Discharge Connection Relationship to Intake Connection | NOT IDENTICAL |
| Differential Pressure | ERR-060 |
| Surface Treatment | ANODIZE BODY |
| Media for Which Designed | FUEL/OIL, HYDROCARBON AND WATER AND WATER/ALCOHOL MIXTURE |
| Mounting Facility Thread Series Designator | UN |
| 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 |
|---|---|
| HH8300D24UPSB2T PRIMARY | Pall Industrial Hydraulics Corp (USA) |
| HH8300D24UPSB21 | Pall Industrial Hydraulics Corp (USA) |
| Reference | Meaning |
|---|---|
| HH8300D24UPSB21 | 5/9 Secondary reference Pall Corp Div Pall Corporation |
NSN 4330-01-303-5943 is a Filter,fluid, manufactured by Pall Industrial Hydraulics Corp, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-303-5943 has 2 manufacturer part numbers on file: HH8300D24UPSB2T (Pall Industrial Hydraulics Corp), HH8300D24UPSB21 (Pall Industrial Hydraulics Corp).
Key specifications for HH8300D24UPSB2T: Filtering Media Design: PLEATED ALL FILTERING MEDIA RESPONSES; First Discharge Connection Type: PLAIN FACE FLANGE BOTTOM; Mounting Hole Quantity: 4; Filtration Rating in Microns: 3.0 ABSOLUTE. 29 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.