The Cover,intake Manifold, cataloged under National Stock Number 2990-01-505-6019, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2990-01-505-6019 |
| Primary Part Number | 12421154-001 |
| Item Name | Cover,intake Manifold |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Material | ALUMINUM ALLOY |
| 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 |
|---|---|
| 12421154-001 | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA) |
| 12421154-001 | Amz Alabama Inc. (USA) |
| 12421154-001 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12421154 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 2990-01-505-6019 is a Cover,intake Manifold, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-505-6019 has 3 manufacturer part numbers on file: 12421154-001 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), 12421154-001 (Amz Alabama Inc.), 12421154-001 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12421154-001: Overall Height: 61.3 MILLIMETERS NOMINAL MM; Overall Length: 125.0 MILLIMETERS NOMINAL MM; Overall Width: 317.5 MILLIMETERS NOMINAL MM; Special Features: MATERIAL: ASTM B209,GR 5052H32. 1 specification is 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.