The Filter,fluid, cataloged under National Stock Number 4330-01-356-6875, 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 Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-356-6875 |
| Primary Part Number | 334579G01 |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc |
| Status | ACTIVE |
| Filtering Media Design | LOOSE PACKED SINGLE FILTERING MEDIA RESPONSE |
| First Intake Nominal Thread Size | 0.125 INCHES IN |
| First Intake Thread Series Designator | NPT |
| Design Type | REUSABLE |
| Body Outside Diameter | 9.500 INCHES NOMINAL IN |
| First Intake Thread Direction | RIGHT-HAND |
| Body Height | 19.500 INCHES NOMINAL IN |
| Supplementary Features | USE DISICCANT ELEMENT NO.2765 |
| First Intake Connection Type | THREADED INTERNAL PIPE BOTTOM |
| Style Designator | SPLIT BODY (LOOP OR RIM CLAMP) |
| 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 | REFRIGERANT |
| Material | METAL BODY |
| Material | CELLULOSE AND PAPER FILTERING MEDIUM |
| Mounting Type | BRACKET CENTER |
| 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 |
|---|---|
| 334579G01 PRIMARY | Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 334579G01 | 3/9 Design control — primary reference Meggitt Defense Systems, Inc. Dba Meggitt Western Design |
| 334579 | D/9 Drawing number reference only Howden Fluid Systems |
| 334579G01 | 5/9 Secondary reference Howden Fluid Systems |
NSN 4330-01-356-6875 is a Filter,fluid, manufactured by Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-356-6875 has 1 manufacturer part number on file: 334579G01 (Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc).
Key specifications for 334579G01: Filtering Media Design: LOOSE PACKED SINGLE FILTERING MEDIA RESPONSE; First Intake Nominal Thread Size: 0.125 INCHES IN; First Intake Thread Series Designator: NPT; Design Type: REUSABLE. 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.