The Filter Element,intake Air Cleane, cataloged under National Stock Number 2940-01-148-0894, 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 Caterpillar Inc Div Caterpillar Defense. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2940-01-148-0894 |
| Primary Part Number | 2S1284 |
| Item Name | Filter Element,intake Air Cleane |
| FSC / FSG | 2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Body Diameter | 3.875 INCHES NOMINAL IN |
| Body Overall Length | 10.125 INCHES NOMINAL IN |
| Design Type | NONREUSABLE |
| Style Designator | CYLINDRICAL W/ CONTAINER (RIGID) AND MOUNTING FLANGE |
| Body Inside Diameter | 2.625 INCHES NOMINAL IN |
| Mounting Flange Diameter | 6.688 INCHES NOMINAL IN |
| Material | METAL CONTAINER/CARTRIDGE |
| 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 |
|---|---|
| 2S1284 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| D5NN9B618A PRIMARY | New Holland N.v.nc. (USA) |
| Reference | Meaning |
|---|---|
| IPD2S1284 | 5/9 Secondary reference Industrial Parts Depot, Llc Dba Ipd |
NSN 2940-01-148-0894 is a Filter Element,intake Air Cleane, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
NSN 2940-01-148-0894 has 2 manufacturer part numbers on file: 2S1284 (Caterpillar Inc Div Caterpillar Defense), D5NN9B618A (New Holland N.v.nc.).
Key specifications for 2S1284: Body Diameter: 3.875 INCHES NOMINAL IN; Body Overall Length: 10.125 INCHES NOMINAL IN; Design Type: NONREUSABLE; Style Designator: CYLINDRICAL W/ CONTAINER (RIGID) AND MOUNTING FLANGE. 7 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.