The Heat Shield,exhaust, cataloged under National Stock Number 2990-01-445-8943, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Bae Systems Land & Armaments L.p.. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-445-8943 |
| Primary Part Number | 12366490-1 |
| Item Name | Heat Shield,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Bae Systems Land & Armaments L.p. |
| Status | ACTIVE |
| 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 |
|---|---|
| 12366490-1 PRIMARY | Bae Systems Land & Armaments L.p. (USA) |
| 12366490-1 | Amz Alabama Inc. (USA) |
NSN 2990-01-445-8943 is a Heat Shield,exhaust, manufactured by Bae Systems Land & Armaments L.p., classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-445-8943 has 2 manufacturer part numbers on file: 12366490-1 (Bae Systems Land & Armaments L.p.), 12366490-1 (Amz Alabama Inc.).
Key specifications for 12366490-1: Overall Length: 6.500 INCHES NOMINAL IN; Overall Width: 5.500 INCHES NOMINAL IN; Special Features: SURFACE TREATMENT:PRIMER; DOOR EXHAUST ENGINE DECK; End Item Identification: 2350-01-390-4683. 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.