The Filter Element,fluid, cataloged under National Stock Number 4330-01-502-8258, 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 Norman Filter Company, L.l.c. Dba Norman Filter Co Llc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-502-8258 |
| Primary Part Number | U-345 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Norman Filter Company, L.l.c. Dba Norman Filter Co Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| 7488 ITEM 2 | Howell Laboratories Inc Dba Howell Laboratories Inc (USA) |
| 7488-02 | Howell Laboratories Inc Dba Howell Laboratories Inc (USA) |
| U-345 PRIMARY | Norman Filter Company, L.l.c. Dba Norman Filter Co Llc (USA) |
NSN 4330-01-502-8258 is a Filter Element,fluid, manufactured by Norman Filter Company, L.l.c. Dba Norman Filter Co Llc, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-502-8258 has 3 manufacturer part numbers on file: 7488 ITEM 2 (Howell Laboratories Inc Dba Howell Laboratories Inc), 7488-02 (Howell Laboratories Inc Dba Howell Laboratories Inc), U-345 (Norman Filter Company, L.l.c. Dba Norman Filter Co Llc).
Key specifications for U-345: Special Features: DRY FLOW RATING: 435 SCFM @1500 PSIG PRESSURE, 870 SCFM @3000 PSIG, 1305 SCFM @4500 PSIG; D.O.P. EFFICIENCY: 99.995 PER CENT (0.3 TO 0.6 MICRON); FLOW DIRECTION: IN TO OUT; MOUNTING: VERTICLE; MAXIMUM OPERATING TEMP: 300 DEGREES FAHRENHEIT; MATERIALS: GLASS/EPOXY, CARBON STEEL, VITON, GALVANIZED STEEL, RAYON, STAINLESS STEEL; Part Name Assigned by Controlling Agency: FILTER ELEMENT,AIR; End Item Identification: DEHYDRATOR, MEMBRANE. 0 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.