The Head,fluid Filter, cataloged under National Stock Number 2910-01-166-8458, is classified within Federal Supply Class 2910 (Engine Fuel System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Dressta North America Ltd. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2910-01-166-8458 |
| Primary Part Number | 1809590C91 |
| Item Name | Head,fluid Filter |
| FSC / FSG | 2910 / 29 — Engine Fuel System Components, Nonaircraft |
| Manufacturer | Dressta North America Ltd |
| Status | ACTIVE |
| Inlet Port Type | THREADED FEMALE, PLAIN |
| Usage Design | TWO SEDIMENT BOWLS |
| Outlet Port Type | THREADED FEMALE, PLAIN |
| Quantity | 3 |
| Mounting Bolt Hole | PROVIDED |
| Bowl Mounting Hole Diameter | 2.312 INCHES NOMINAL IN |
| Filter Element | NOT INCLUDED |
| Hole Diameter | 0.410 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 1809590C91 PRIMARY | Dressta North America Ltd (USA) |
| Reference | Meaning |
|---|---|
| 1809590C91 | 5/9 Secondary reference U.S. Government activity |
| 676143C2 | 5/9 Secondary reference U.S. Government activity |
NSN 2910-01-166-8458 is a Head,fluid Filter, manufactured by Dressta North America Ltd, classified under FSC 2910, Engine Fuel System Components, Nonaircraft. Status: active.
NSN 2910-01-166-8458 has 1 manufacturer part number on file: 1809590C91 (Dressta North America Ltd).
1 possible match (shared part number, not a government interchangeability claim): 2910-01-378-5623. Verify interchangeability with system specifications before substitution.
Key specifications for 1809590C91: Inlet Port Type: THREADED FEMALE, PLAIN; Usage Design: TWO SEDIMENT BOWLS; Outlet Port Type: THREADED FEMALE, PLAIN; Quantity: 3. 8 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.