The Filter Element,intake Air Cleane, cataloged under National Stock Number 2940-01-339-0492, 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 Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2940-01-339-0492 |
| Primary Part Number | 40086945 |
| Item Name | Filter Element,intake Air Cleane |
| FSC / FSG | 2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft |
| Manufacturer | Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc |
| 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 |
|---|---|
| LAF1803 | Champion Laboratories, Inc. (USA) |
| 125040002 | American Air Filter Co Inc Dba American Air Filter Div Aaf International (USA) |
| 40086945 PRIMARY | Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc (USA) |
| Reference | Meaning |
|---|---|
| LAF1803 | 5/9 Secondary reference Luber-Finer Inc Sub of Champion Laboratories Inc Affil of Uis Inc |
| 8470903 | 3/9 Design control — primary reference General Motors Corp Electro-Motive Div |
| 8470903 | 5/9 Secondary reference Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc |
NSN 2940-01-339-0492 is a Filter Element,intake Air Cleane, manufactured by Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
NSN 2940-01-339-0492 has 3 manufacturer part numbers on file: LAF1803 (Champion Laboratories, Inc.), 125040002 (American Air Filter Co Inc Dba American Air Filter Div Aaf International), 40086945 (Progress Rail Locomotive Inc. Dba Progress Rail Switching Services Llc).
2 possible matches (shared part number, not a government interchangeability claim): 2940-01-399-5669, 2940-01-533-4107. Verify interchangeability with system specifications before substitution.
Key specifications for 40086945: End Item Identification: 1925-01-247-7110. 0 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.