The Filter,fluid, cataloged under National Stock Number 4330-01-170-6498, 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 Wm W Nugent & Co Inc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4330-01-170-6498 |
| Primary Part Number | 33-020-003 |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Wm W Nugent & Co Inc |
| Status | ACTIVE |
| Filtration Rating in Microns | 10.0 NOMINAL |
| Design Type | LIMITED |
| Filtering Element Quantity | 1 |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Material | STEEL CORROSION RESISTING FILTERING MEDIUM |
| 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 |
|---|---|
| 33-020-003 PRIMARY | Wm W Nugent & Co Inc (USA) |
| 33-020-004 PRIMARY | Wm W Nugent & Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 33-018-256 REV3 PIECE 9 | 5/9 Secondary reference Wm W Nugent & Co Inc |
NSN 4330-01-170-6498 is a Filter,fluid, manufactured by Wm W Nugent & Co Inc, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-170-6498 has 2 manufacturer part numbers on file: 33-020-003 (Wm W Nugent & Co Inc), 33-020-004 (Wm W Nugent & Co Inc).
1 possible match (shared part number, not a government interchangeability claim): 5963-01-633-2718. Verify interchangeability with system specifications before substitution.
Key specifications for 33-020-003: Filtration Rating in Microns: 10.0 NOMINAL; Design Type: LIMITED; Filtering Element Quantity: 1; Media for Which Designed: FUEL/OIL, HYDROCARBON. 5 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.