The Cap,filler Opening, cataloged under National Stock Number 2590-01-678-0393, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2590-01-678-0393 |
| Primary Part Number | 12579841 |
| Item Name | Cap,filler Opening |
| FSC / FSG | 2590 / 25 — Miscellaneous Vehicular Components |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Outside Diameter | 20.0 MILLIMETERS NOMINAL MM |
| Material | PLASTIC OVERALL |
| 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 |
|---|---|
| 12579841 | General Dynamics Ordnance and Tactical Systems, Inc. (USA) |
| 12579841 | Flyer Defense, Llc (USA) |
| 12579841 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| JD13-1011-04 | 5/9 Secondary reference Eaton Corporation Dba Air Controls Division Div Air Controls Division |
NSN 2590-01-678-0393 is a Cap,filler Opening, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.
NSN 2590-01-678-0393 has 3 manufacturer part numbers on file: 12579841 (General Dynamics Ordnance and Tactical Systems, Inc.), 12579841 (Flyer Defense, Llc), 12579841 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12579841: Overall Height: 19.50 MILLIMETERS NOMINAL MM; Outside Diameter: 20.0 MILLIMETERS NOMINAL MM; End Item Identification: 2355016275147; Material: PLASTIC OVERALL. 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.