The Filter,fluid, cataloged under National Stock Number 4330-01-285-2944, 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 Zeks Air Drier Corp Sub of Kemp Co. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-285-2944 |
| Primary Part Number | 50LT |
| Item Name | Filter,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Zeks Air Drier Corp Sub of Kemp Co |
| Status | ACTIVE |
| Filtration Rating in Microns | 3.0 ABSOLUTE |
| First Intake Nominal Thread Size | 0.500 INCHES IN |
| First Intake Thread Series Designator | NPT |
| Temp Rating | 225.0 FAHRENHEIT NOMINAL DEGF |
| First Intake Thread Direction | LEFT-HAND |
| Body Width | 3.125 INCHES NOMINAL IN |
| Body Height | 9.625 INCHES NOMINAL IN |
| First Intake Connection Type | THREADED INTERNAL PIPE TOP |
| Style Designator | TEE TYPE (HYDRAULIC) |
| Operating Pressure | 28.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| First Discharge Connection Relationship to Intake Connection | IDENTICAL TO FIRST INTAKE CONNECTION |
| 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 |
|---|---|
| 50LT PRIMARY | Zeks Air Drier Corp Sub of Kemp Co (USA) |
NSN 4330-01-285-2944 is a Filter,fluid, manufactured by Zeks Air Drier Corp Sub of Kemp Co, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-285-2944 has 1 manufacturer part number on file: 50LT (Zeks Air Drier Corp Sub of Kemp Co).
Key specifications for 50LT: Filtration Rating in Microns: 3.0 ABSOLUTE; First Intake Nominal Thread Size: 0.500 INCHES IN; First Intake Thread Series Designator: NPT; Temp Rating: 225.0 FAHRENHEIT NOMINAL DEGF. 11 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.