The Air Cleaner,intake, cataloged under National Stock Number 2940-01-312-4409, is classified within Federal Supply Class 2940 (Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft) of the Engine Accessories group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2940-01-312-4409 |
| Item Name | Air Cleaner,intake |
| FSC / FSG | 2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft |
| Status | ACTIVE |
| Integral Clamp | NOT INCLUDED |
| Filter Type | DRY |
| Backfire Valve | NOT INCLUDED |
| Remote Location Inlet Adapter | NOT INCLUDED |
| Outlet Sleeve Type | PROTRUDING |
| Sleeve Outside Diameter | 4.500 INCHES NOMINAL IN |
| Outlet Type | SLEEVE |
| Sleeve Connection Quantity | 1 |
| Pressure Relief Valve | NOT INCLUDED |
| Inlet Type | SLEEVE |
| Air Cleaner Type | PERMANENT |
| Sleeve Location | CENTRALLY ON TOP OF A IR CLEANER |
| Outlet Location | SIDE OF CLEANER |
| Mounting Outside Diameter | 4.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| FWA12-0118 | 5/9 Secondary reference Donaldson Company, Inc. |
| 1727869 | 3/9 Design control — primary reference Clark Material Handling Inc |
NSN 2940-01-312-4409 is a Air Cleaner,intake, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
Key specifications for 2940-01-312-4409: Integral Clamp: NOT INCLUDED; Filter Type: DRY; Backfire Valve: NOT INCLUDED; Remote Location Inlet Adapter: NOT INCLUDED. 14 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.