The Filter,fluid, cataloged under National Stock Number 2940-01-347-7458, 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 Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings). Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2940-01-347-7458 |
| Primary Part Number | 54012581 |
| Item Name | Filter,fluid |
| FSC / FSG | 2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft |
| Manufacturer | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) |
| Status | ACTIVE |
| Mounting Hole Quantity | 2 |
| Style Designator | UNTHREADED SHELL |
| Media for Which Designed | FUEL/OIL, HYDROCARBON |
| Bracket Quantity | 1 |
| Mounting Type | BRACKET W/DRILLED HOLE OR BRACKET W/THREADED HOLE TOP SIDE |
| 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 |
|---|---|
| 54012581 PRIMARY | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA) |
| 54012581 | Thornycroft Engines (GBR) |
| Reference | Meaning |
|---|---|
| 54012581 | 5/9 Secondary reference Thornycroft |
| 54012581 | 5/9 Secondary reference Thornycroft Engines Ltd |
NSN 2940-01-347-7458 is a Filter,fluid, manufactured by Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings), classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
NSN 2940-01-347-7458 has 2 manufacturer part numbers on file: 54012581 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), 54012581 (Thornycroft Engines).
Key specifications for 54012581: Mounting Hole Quantity: 2; Style Designator: UNTHREADED SHELL; Media for Which Designed: FUEL/OIL, HYDROCARBON; Bracket Quantity: 1. 5 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.