The Filter Element,fluid, cataloged under National Stock Number 4330-00-006-0056, 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 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4330-00-006-0056 |
| Primary Part Number | 40001406 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions |
| Status | ACTIVE |
| Filtering Media Design | CELLULAR SINGLE FILTERING MEDIA RESPONSE |
| Body Diameter | 1.000 INCHES NOMINAL IN |
| Body Overall Length | 1.750 INCHES NOMINAL IN |
| Flow Direction | OUTSIDE IN |
| Design Type | NONREUSABLE |
| Style Designator | CYLINDRICAL W/OUT CONTAINER |
| Body Inside Diameter | 0.641 INCHES NOMINAL IN |
| Material | PLASTIC 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 |
|---|---|
| 40001406 PRIMARY | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA) |
| Reference | Meaning |
|---|---|
| R16-28 | 5/9 Secondary reference U.S. Government activity |
| 40001406 | 3/9 Design control — primary reference Siemens Energy, Inc. Dba Dresser-Rand |
| 40001406 | 5/9 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions |
| 40001406 | 5/9 Secondary reference U.S. Government activity |
NSN 4330-00-006-0056 is a Filter Element,fluid, manufactured by Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-00-006-0056 has 1 manufacturer part number on file: 40001406 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions).
1 possible match (shared part number, not a government interchangeability claim): 5905-00-140-7141. Verify interchangeability with system specifications before substitution.
Key specifications for 40001406: Filtering Media Design: CELLULAR SINGLE FILTERING MEDIA RESPONSE; Body Diameter: 1.000 INCHES NOMINAL IN; Body Overall Length: 1.750 INCHES NOMINAL IN; Flow Direction: OUTSIDE IN. 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.