The Filter Assembly,fluid, cataloged under National Stock Number 4330-01-200-5665, 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 Falls Filtration Technologies, Inc.. Government technical data includes 17 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-200-5665 |
| Primary Part Number | D3W18774 |
| Item Name | Filter Assembly,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Falls Filtration Technologies, Inc. |
| Status | ACTIVE |
| Mounting Hole Quantity | 2 |
| First Intake Nominal Outside Diameter | 1.000 INCHES IN |
| Distance Between Mounting Hole Centers | 4.000 INCHES NOMINAL IN |
| Drop Pressure | ERR-060 |
| Design Type | REUSABLE |
| Temp Rating | 150.0 FAHRENHEIT MAXIMUM DEGF |
| First Intake Connection Type | BUTT WELD TOP |
| Mounting Hole Diameter | 0.560 INCHES NOMINAL IN |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Features Provided | DRAIN COCK AND SWITCH-OVER VALVE |
| Filtering Element Quantity | 2 |
| 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 |
| Material | METAL BODY |
| Unit Quantity | 2 |
| Mounting Type | UNTHREADED HOLE HEAD SIDE |
| 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 |
|---|---|
| D3W18774 PRIMARY | Falls Filtration Technologies, Inc. (USA) |
NSN 4330-01-200-5665 is a Filter Assembly,fluid, manufactured by Falls Filtration Technologies, Inc., classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-200-5665 has 1 manufacturer part number on file: D3W18774 (Falls Filtration Technologies, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-235-8604. Verify interchangeability with system specifications before substitution.
Key specifications for D3W18774: Mounting Hole Quantity: 2; First Intake Nominal Outside Diameter: 1.000 INCHES IN; Distance Between Mounting Hole Centers: 4.000 INCHES NOMINAL IN; Drop Pressure: ERR-060. 17 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.