The Filter Element,fluid, cataloged under National Stock Number 4330-01-328-2598, 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 Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 Element,fluid |
| FSC / FSG | 4330 — Centrifugals, Separators, and Pressure and Vacuum Filters (FSG 43) |
| Manufacturers | Marine & Industrial Transmissions Ltd (CAGE U2621); Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (CAGE 61208); Cummins Filtration Sarl (CAGE F8779) |
| Parameter | Value |
|---|---|
| NSN | 4330-01-328-2598 |
| Primary Part Number | M2725A |
| Item Name | Filter Element,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| M2725A | Marine & Industrial Transmissions Ltd (GBR) |
| M2725A PRIMARY | Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA) |
| HF6100 | Cummins Filtration Sarl (FRA) |
| Reference | Meaning |
|---|---|
| UP3227 | 5/9 Secondary reference Rheinmetall Bae Systems Land Limited |
| UP3227 | 5/9 Secondary reference Alvis Vehicles Ltd |
| M2725A | 5/9 Secondary reference Twin Disc International S a |
NSN 4330-01-328-2598 is a Filter Element,fluid, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-328-2598 has 3 manufacturer part numbers on file: M2725A (Marine & Industrial Transmissions Ltd), M2725A (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic), HF6100 (Cummins Filtration Sarl).
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.