The Filter,fluid, cataloged under National Stock Number 4330-00-640-5819, is classified within Federal Supply Class 4330 (Centrifugals, Separators, and Pressure and Vacuum Filters) of the Pumps and Compressors group. Government technical data includes 23 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-00-640-5819 |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Status | ACTIVE |
| Filtering Media Design | MULTIPLE STACKED DISKS SINGLE FILTERING MEDIA RESPONSE |
| Mounting Hole Quantity | 2 |
| Distance Between Mounting Hole Centers | 1.625 INCHES NOMINAL IN |
| First Intake Nominal Thread Size | 0.250 INCHES IN |
| First Intake Thread Series Designator | NPT |
| Design Type | REUSABLE |
| First Intake Thread Direction | RIGHT-HAND |
| Body Width | 4.000 INCHES NOMINAL IN |
| Body Height | 9.812 INCHES NOMINAL IN |
| First Intake Connection Type | THREADED INTERNAL PIPE HEAD SIDE |
| Style Designator | HIGH PRESSURE BOLTED SHELL |
| Mounting Hole Diameter | 0.391 INCHES NOMINAL IN |
| Operating Pressure | 90.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Features Provided | BY-PASS VALVE AND CLEANING BLADES AND DRAIN PLUG |
| Filtering Element Quantity | 1 |
| Body Length | 4.000 INCHES NOMINAL IN |
| Filtering System for Which Designed | FULL FLOW |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Bracket Quantity | 1 |
| Material | STEEL BODY |
| Material | COPPER ALLOY FILTERING MEDIUM |
| Mounting Type | BRACKET W/DRILLED HOLE HEAD |
| Reference Number Differentiating Characteristics | 10 LB RELIEF VALVE LBS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 13018-03-20-0035 | 3/1 Design control — primary reference Solventum Purification Inc. Div Filtration and Separation Division |
| 13018-2BRS0035 | 5/9 Secondary reference Solventum Purification Inc. Div Filtration and Separation Division |
NSN 4330-00-640-5819 is a Filter,fluid, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
Key specifications for 4330-00-640-5819: Filtering Media Design: MULTIPLE STACKED DISKS SINGLE FILTERING MEDIA RESPONSE; Mounting Hole Quantity: 2; Distance Between Mounting Hole Centers: 1.625 INCHES NOMINAL IN; First Intake Nominal Thread Size: 0.250 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.