The Cap Assembly,air Cleaner, cataloged under National Stock Number 2940-01-412-5207, 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 Maradyne Corporation. Government technical data includes 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2940-01-412-5207 |
| Primary Part Number | F563C1 |
| Item Name | Cap Assembly,air Cleaner |
| FSC / FSG | 2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft |
| Manufacturer | Maradyne Corporation |
| Status | ACTIVE |
| Overall Diameter | 9.718 INCHES MINIMUM AND 9.734 INCHES MAXIMUM IN |
| Material | STEEL |
| 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 |
|---|---|
| 11663040 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| F563C1 PRIMARY | Maradyne Corporation (USA) |
| Reference | Meaning |
|---|---|
| F563C1 | 5/9 Secondary reference Greenlees Filter Llc |
| 2940014125207 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 563C1 | 5/9 Secondary reference United Air Filter, Inc. |
NSN 2940-01-412-5207 is a Cap Assembly,air Cleaner, manufactured by Maradyne Corporation, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
NSN 2940-01-412-5207 has 2 manufacturer part numbers on file: 11663040 (U S Army Tank Automotive Command Amsta-Im-Mm), F563C1 (Maradyne Corporation).
Key specifications for F563C1: Overall Height: 2.780 INCHES NOMINAL IN; Overall Diameter: 9.718 INCHES MINIMUM AND 9.734 INCHES MAXIMUM IN; End Item Identification: 2320-01-383-3850; Material: STEEL. 2 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.