The Filter,fluid, cataloged under National Stock Number 4330-01-313-9492, 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 9 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-313-9492 |
| Primary Part Number | 1554-4L4H-SN-1658 |
| 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 | 25.0 NOMINAL |
| Distance From Bottom of Body to Center of Inlet | 20.500 INCHES NOMINAL IN |
| Temp Rating | 250.0 FAHRENHEIT NOMINAL DEGF |
| Body Height | 54.750 INCHES NOMINAL IN |
| First Intake Connection Type | PLAIN FACE FLANGE BOTTOM SIDE |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Body Length | 29.750 INCHES NOMINAL IN |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| 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 |
|---|---|
| 90-021 | Wm W Nugent & Co Inc (USA) |
| 1554-4L4H-SN-1658 PRIMARY | Wm W Nugent & Co Inc (USA) |
NSN 4330-01-313-9492 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 4330-01-313-9492 has 2 manufacturer part numbers on file: 90-021 (Wm W Nugent & Co Inc), 1554-4L4H-SN-1658 (Wm W Nugent & Co Inc).
Key specifications for 1554-4L4H-SN-1658: Filtration Rating in Microns: 25.0 NOMINAL; Distance From Bottom of Body to Center of Inlet: 20.500 INCHES NOMINAL IN; Temp Rating: 250.0 FAHRENHEIT NOMINAL DEGF; Body Height: 54.750 INCHES NOMINAL IN. 9 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.