The Filter Element,fluid, cataloged under National Stock Number 4330-01-206-4551, 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 The Entwistle Company Llc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-206-4551 |
| Primary Part Number | 870-X-210B |
| Item Name | Filter Element,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | The Entwistle Company Llc |
| Status | ACTIVE |
| Filtering Media Design | PLEATED SINGLE FILTERING MEDIA RESPONSE |
| Body Diameter | 2.000 INCHES NOMINAL IN |
| Body Overall Length | 2.000 INCHES NOMINAL IN |
| Filtration Rating in Microns | 10.0 NOMINAL |
| Flow Direction | PARALLEL |
| Design Type | NONREUSABLE |
| Style Designator | CYLINDRICAL W/OUT CONTAINER |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Material | PAPER FILTERING MEDIUM |
| 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 |
|---|---|
| 870-X-210B PRIMARY | The Entwistle Company Llc (USA) |
| Reference | Meaning |
|---|---|
| 870-X-210B | 3/9 Design control — primary reference Entwistle Co the Kenett Hydraulic Systems Div |
NSN 4330-01-206-4551 is a Filter Element,fluid, manufactured by The Entwistle Company Llc, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-206-4551 has 1 manufacturer part number on file: 870-X-210B (The Entwistle Company Llc).
Key specifications for 870-X-210B: Filtering Media Design: PLEATED SINGLE FILTERING MEDIA RESPONSE; Body Diameter: 2.000 INCHES NOMINAL IN; Body Overall Length: 2.000 INCHES NOMINAL IN; Filtration Rating in Microns: 10.0 NOMINAL. 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.