The Heat Shield,exhaust, cataloged under National Stock Number 2990-01-546-4933, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-546-4933 |
| Item Name | Heat Shield,exhaust |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Status | ACTIVE |
| Mounting Method | UNTHREADED MOUNTING HOLES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 10025071 | 5/9 Secondary reference General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp |
| 491GC524 | 5/9 Secondary reference U.S. Government activity |
| 25100352 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2990-01-546-4933 is a Heat Shield,exhaust, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
Key specifications for 2990-01-546-4933: Mounting Method: UNTHREADED MOUNTING HOLES; End Item Identification: 2320-01-529-2249 TRUCK,BOMB SERVICE,BUFFALO HEAVY MINE PROTECTED CLEARANCE VEHICLE; MRAP BUFFALO MK2A2. 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.