The Air Cleaner,intake, cataloged under National Stock Number 2940-01-274-6800, is classified within Federal Supply Class 2940 (Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Cummins Filtration Inc.. Government technical data includes 11 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2940-01-274-6800 |
| Primary Part Number | 75509A |
| Item Name | Air Cleaner,intake |
| FSC / FSG | 2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft |
| Manufacturer | Cummins Filtration Inc. |
| Status | ACTIVE |
| Filter Type | DRY |
| Backfire Valve | NOT INCLUDED |
| Outside Diameter | 5.250 INCHES NOMINAL IN |
| Sleeve Outside Diameter | 2.500 INCHES NOMINAL IN |
| Outlet Type | SLEEVE |
| Sleeve Connection Quantity | 1 |
| Pressure Relief Valve | INCLUDED |
| Inlet Type | SLEEVE |
| Sleeve Location | CENTRALLY LOCATED ON SIDE |
| Outlet Location | LOCATED ON SIDE |
| Mounting Outside Diameter | 1.620 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 |
| Part Number | Manufacturer |
|---|---|
| 75509A PRIMARY | Cummins Filtration Inc. (USA) |
| Reference | Meaning |
|---|---|
| 1401990 | 5/9 Secondary reference Cummins Power Generation Inc. |
| 75509-N | 5/9 Secondary reference Cummins Filtration Inc. |
| 84-13290 | 7/2 Vendor item drawing reference Department of Defense Project Manager-Mobile Electric Power |
NSN 2940-01-274-6800 is a Air Cleaner,intake, manufactured by Cummins Filtration Inc., classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
NSN 2940-01-274-6800 has 1 manufacturer part number on file: 75509A (Cummins Filtration Inc.).
Key specifications for 75509A: Overall Height: 11.250 INCHES NOMINAL IN; Filter Type: DRY; Backfire Valve: NOT INCLUDED; Outside Diameter: 5.250 INCHES NOMINAL IN. 11 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.