The Base,filter, cataloged under National Stock Number 2940-01-198-0844, 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 Deere & Company Dba Deere John Co. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Base,filter |
| FSC / FSG | 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft (FSG 29) |
| Manufacturers | Deere & Company Dba Deere John Co (CAGE 75755) |
| Parameter | Value |
|---|---|
| NSN | 2940-01-198-0844 |
| Primary Part Number | AT70977 |
| Item Name | Base,filter |
| FSC / FSG | 2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft |
| Manufacturer | Deere & Company Dba Deere John Co |
| Status | ACTIVE |
| 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 |
|---|---|
| AT70977 PRIMARY | Deere & Company Dba Deere John Co (USA) |
| Reference | Meaning |
|---|---|
| 3309763B | 5/9 Secondary reference Cummins Filtration Inc Dba Fleetguard Div Cummins Inc |
| 334359 | 5/9 Secondary reference Cummins Filtration Inc Dba Fleetguard Div Cummins Inc |
| AT70977 | 5/9 Secondary reference Deere & Co |
NSN 2940-01-198-0844 is a Base,filter, manufactured by Deere & Company Dba Deere John Co, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
NSN 2940-01-198-0844 has 1 manufacturer part number on file: AT70977 (Deere & Company Dba Deere John Co).
1 possible match (shared part number, not a government interchangeability claim): 5120-01-633-0030. Verify interchangeability with system specifications before substitution.
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.