The Filter,fluid, cataloged under National Stock Number 4330-01-255-6511, 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 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings). Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-255-6511 |
| Primary Part Number | FPZ20DN50 |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) |
| Status | ACTIVE |
| Design Type | REUSABLE |
| First Intake Connection Type | RAISED FACE FLANGE SIDE |
| Style Designator | BODY AND COVER ASSY (BOLTED FLANGE) |
| Filtering System for Which Designed | FULL FLOW |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Material | STEEL BODY |
| Mounting Type | BRACKET SIDE |
| First Intake Flange Face Style | RAISED |
| 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 |
|---|---|
| 3051105 | Le Bozec Filtration Et Systemes (FRA) |
| FPZ20DN50 | Le Bozec Filtration Et Systemes (FRA) |
| FPZ20DN50 PRIMARY | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA) |
| Reference | Meaning |
|---|---|
| FPZ20DN50 | 5/9 Secondary reference Le Bozec Filtration Et Systemes |
| 3051105 | 5/9 Secondary reference Le Bozec Filtration Et Systemes |
NSN 4330-01-255-6511 is a Filter,fluid, manufactured by Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings), classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-255-6511 has 3 manufacturer part numbers on file: 3051105 (Le Bozec Filtration Et Systemes), FPZ20DN50 (Le Bozec Filtration Et Systemes), FPZ20DN50 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)).
Key specifications for FPZ20DN50: Design Type: REUSABLE; First Intake Connection Type: RAISED FACE FLANGE SIDE; Style Designator: BODY AND COVER ASSY (BOLTED FLANGE); Filtering System for Which Designed: FULL FLOW. 8 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.