The Filter Element,fluid, cataloged under National Stock Number 4330-01-521-0359, 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 Oshkosh Defense Llc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-521-0359 |
| Primary Part Number | 4KK857 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Oshkosh Defense 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 |
|---|---|
| 4KK857 | Oshkosh Defense Llc (USA) |
| 982-8711 | Hiab Limited Div Government Business Operations (GBR) |
| 7421805896 | Arquus (FRA) |
| Reference | Meaning |
|---|---|
| 982-8711 | 5/9 Secondary reference Oshkosh Defense Llc |
| 982-8711 | 5/9 Secondary reference Oshkosh Corp |
| 982-6521 | D/9 Drawing number reference only Hiab Usa Inc |
| 982-8711 | 3/9 Design control — primary reference Hiab Usa Inc |
NSN 4330-01-521-0359 is a Filter Element,fluid, manufactured by Oshkosh Defense Llc, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-521-0359 has 3 manufacturer part numbers on file: 4KK857 (Oshkosh Defense Llc), 982-8711 (Hiab Limited Div Government Business Operations), 7421805896 (Arquus).
Key specifications for 4KK857: Part Name Assigned by Controlling Agency: FILTER ABS; End Item Identification: 2320-01-495-0110. 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.