The Filter Assembly,fluid, cataloged under National Stock Number 4330-01-642-1491, 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 Naval Inventory Control Point Mechanicsburg. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Filter Assembly,fluid |
| FSC / FSG | 4330 — Centrifugals, Separators, and Pressure and Vacuum Filters (FSG 43) |
| Manufacturers | Naval Inventory Control Point Mechanicsburg (CAGE 03950) |
| Parameter | Value |
|---|---|
| NSN | 4330-01-642-1491 |
| Primary Part Number | 9056-4517D4 |
| Item Name | Filter Assembly,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 9056-4517D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 9379-4223 PIECE 3D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| 9379-4278 PIECE 3D4 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 9056-4517 | 5/1 Secondary reference U.S. Government activity |
| 9379-4278 PIECE 3 | 5/1 Secondary reference U.S. Government activity |
| 9379-4223 PIECE 3 | 3/1 Design control — primary reference U.S. Government activity |
NSN 4330-01-642-1491 is a Filter Assembly,fluid, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-642-1491 has 3 manufacturer part numbers on file: 9056-4517D4 (Naval Inventory Control Point Mechanicsburg), 9379-4223 PIECE 3D4 (Naval Inventory Control Point Mechanicsburg), 9379-4278 PIECE 3D4 (Naval Inventory Control Point Mechanicsburg).
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.