The Heat Shield,exhaust, cataloged under National Stock Number 2990-01-646-0244, 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-646-0244 |
| Primary Part Number | 14003920 |
| Item Name | Heat Shield,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Material | STEEL COMP 304 |
| 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 |
|---|---|
| 14003920 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 2990-01-646-0244 is a Heat Shield,exhaust, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-646-0244 has 1 manufacturer part number on file: 14003920 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 14003920: Overall Length: 453.2 MILLIMETERS NOMINAL MM; Overall Width: 258.0 MILLIMETERS NOMINAL MM; Special Features: SURFACE TREATMENT: CARC; COLOR: LUSTERLESS TAN 686A; NOMINAL THICKNESS: 0.039 INCHES; 3 EA MOUNTING HOLES 10.9MM IN DIAMETER; COLOR CHIP: 33446; MATERIAL: STAINLESS STEEL, TYPE 304, 1 (.039 IN) NOMINAL THICKNESS A; Part Name Assigned by Controlling Agency: SHIELD, HEAT EXHAUST. 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.