The Uplock Assembly,door,aircraft, cataloged under National Stock Number 1680-01-533-7216, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is The Boeing Company Div Defense. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-533-7216 |
| Primary Part Number | 74B348001-137 |
| Item Name | Uplock Assembly,door,aircraft |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 74B348001-137 PRIMARY | The Boeing Company Div Defense (USA) |
| A3503-137 | Marathonnorco Aerospace, Inc. (USA) |
| 74B348001-137 | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
NSN 1680-01-533-7216 is a Uplock Assembly,door,aircraft, manufactured by The Boeing Company Div Defense, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-533-7216 has 3 manufacturer part numbers on file: 74B348001-137 (The Boeing Company Div Defense), A3503-137 (Marathonnorco Aerospace, Inc.), 74B348001-137 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems).
Key specifications for 74B348001-137: Special Features: INBOARD LOCKSET; Part Name Assigned by Controlling Agency: LOCKSET ASSEMBLY,AFT ENGINE BAY DOOR-AFT FUS; End Item Identification: AFT ENGINE BAY DOOR - F/A-18E,F AIRCRAFT. 0 specifications are 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.
NSN 1680-01-533-7216 has DEMIL Code D. 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.