The Filter,fluid, cataloged under National Stock Number 4330-01-220-0075, 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 Control Flow, Inc. Dba Control Flow Inc. Government technical data includes 19 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4330-01-220-0075 |
| Primary Part Number | D-104319 PART 6 |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Control Flow, Inc. Dba Control Flow Inc |
| Status | ACTIVE |
| First Intake Nominal Thread Size | 1.000 INCHES IN |
| First Intake Thread Series Designator | NPTF |
| Design Type | LIMITED |
| First Intake Thread Direction | RIGHT-HAND |
| Body Width | 4.750 INCHES NOMINAL IN |
| Body Height | 9.880 INCHES NOMINAL IN |
| Mesh Size | 100.0 |
| First Intake Connection Type | THREADED INTERNAL PIPE TOP |
| Style Designator | HIGH PRESSURE BOLTED SHELL |
| Operating Pressure | 3.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Filtering Element Quantity | 1 |
| Body Length | 3.750 INCHES NOMINAL IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Material | NICKEL ALLOY FILTERING MEDIUM |
| Mounting Type | INLET CONNECTION TOP SIDE |
| Mounting Type | OUTLET CONNECTION BOTTOM SIDE |
| Wire Diameter | 0.004 INCHES NOMINAL IN |
| Second Intake Connection Relationship to First Intake Connection | IDENTICAL |
| 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 |
|---|---|
| D-104319 PART 6 PRIMARY | Control Flow, Inc. Dba Control Flow Inc (USA) |
| Reference | Meaning |
|---|---|
| 881168-0300-629206-1210 | 3/2 Design control — primary reference U.S. Government activity |
| 881168-0300-629206-1110 | 5/9 Secondary reference U.S. Government activity |
| D-104319 PART 6 | 5/9 Secondary reference Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
| D-104319 | D/9 Drawing number reference only Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
NSN 4330-01-220-0075 is a Filter,fluid, manufactured by Control Flow, Inc. Dba Control Flow Inc, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-220-0075 has 1 manufacturer part number on file: D-104319 PART 6 (Control Flow, Inc. Dba Control Flow Inc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-220-6638. Verify interchangeability with system specifications before substitution.
Key specifications for D-104319 PART 6: First Intake Nominal Thread Size: 1.000 INCHES IN; First Intake Thread Series Designator: NPTF; Design Type: LIMITED; First Intake Thread Direction: RIGHT-HAND. 19 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.