The Cover,flange, cataloged under National Stock Number 2990-00-366-8834, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Ambac International Corporation Div Ambac International. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Cover,flange |
| FSC / FSG | 2990 — Miscellaneous Engine Accessories, Nonaircraft (FSG 29) |
| Manufacturers | Ambac International Corporation Div Ambac International (CAGE 01843); Brinkley Technology Group Llc Dba Hercules Manufacturing (CAGE 1ML14) |
| Parameter | Value |
|---|---|
| NSN | 2990-00-366-8834 |
| Primary Part Number | CV7922 |
| Item Name | Cover,flange |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Ambac International Corporation Div Ambac International |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| CV7922 PRIMARY | Ambac International Corporation Div Ambac International (USA) |
| CV7922 | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 3A410 | 5/9 Secondary reference D N K |
| 3A410 | 5/9 Secondary reference Ambac International Corporation Div Ambac International |
| CV7922 | 5/9 Secondary reference Hercules Engine Co Inc |
| CV7922 | 5/9 Secondary reference D N K |
NSN 2990-00-366-8834 is a Cover,flange, manufactured by Ambac International Corporation Div Ambac International, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-00-366-8834 has 2 manufacturer part numbers on file: CV7922 (Ambac International Corporation Div Ambac International), CV7922 (Brinkley Technology Group Llc Dba Hercules Manufacturing).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 2990-00-366-8834 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.