The Filter Element,fluid, cataloged under National Stock Number 2940-01-533-3470, 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. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | Filter Element,fluid |
| FSC / FSG | 2940 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft (FSG 29) |
| Manufacturers | Baldwin Filters (CAGE 12658); Hastings Deering (aust) Pty Ltd (CAGE ZF912); Oshkosh Defense Llc (CAGE 75Q65); Finning (uk) Ltd (CAGE U8468); Caterpillar Inc Div Caterpillar Defense (CAGE 11083) |
| Parameter | Value |
|---|---|
| NSN | 2940-01-533-3470 |
| Primary Part Number | 1R1808 |
| Item Name | Filter Element,fluid |
| FSC / FSG | 2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| 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 |
|---|---|
| B7299 | Baldwin Filters (USA) |
| 1R-1808 | Hastings Deering (aust) Pty Ltd (AUS) |
| 3576107 | Oshkosh Defense Llc (USA) |
| 1R-1808 | Finning (uk) Ltd (GBR) |
| 1R1808 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| 50045016 | Rheinmetall Bae Systems Land Limited (GBR) |
| P551808 | Donaldson Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 10101847 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 10012674 | 5/1 Secondary reference General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp |
| TW3470 | 5/9 Secondary reference Tactical Wheeled Llc |
| 3576107 | 5/9 Secondary reference Oshkosh Corp |
NSN 2940-01-533-3470 is a Filter Element,fluid, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
NSN 2940-01-533-3470 has 7 manufacturer part numbers on file: B7299 (Baldwin Filters), 1R-1808 (Hastings Deering (aust) Pty Ltd), 3576107 (Oshkosh Defense Llc), 1R-1808 (Finning (uk) Ltd), 1R1808 (Caterpillar Inc Div Caterpillar Defense) and 2 more.
1 possible match (shared part number, not a government interchangeability claim): 6220-01-632-3030. 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.