The Case Assembly, cataloged under National Stock Number 1680-01-620-6937, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Raytheon Company. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Case Assembly |
| FSC / FSG | 1680 — Miscellaneous Aircraft Accessories and Components (FSG 16) |
| Manufacturers | Raytheon Company (CAGE 37695); Northrop Grumman Systems Corporation (CAGE 79RG9) |
| Parameter | Value |
|---|---|
| NSN | 1680-01-620-6937 |
| Primary Part Number | 123SME90021-51 |
| Item Name | Case Assembly |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| 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 |
|---|---|
| 123SME90021-51 PRIMARY | Raytheon Company (USA) |
| 123SME90021-51 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 123SME90021-51 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
NSN 1680-01-620-6937 is a Case Assembly, manufactured by Raytheon Company, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-620-6937 has 2 manufacturer part numbers on file: 123SME90021-51 (Raytheon Company), 123SME90021-51 (Northrop Grumman Systems Corporation).
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.