The Lock Assembly,firin, cataloged under National Stock Number 1035-00-380-7239, is classified within Federal Supply Class 1035 (Guns, Over 300mm) of the Weapons group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Lock Assembly,firin |
| FSC / FSG | 1035 — Guns, Over 300mm (FSG 10) |
| Manufacturers | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (CAGE 10001); Navsurfwarcen Det Picatinny (CAGE 08KE6) |
| Parameter | Value |
|---|---|
| NSN | 1035-00-380-7239 |
| Primary Part Number | LD56783 |
| Item Name | Lock Assembly,firin |
| FSC / FSG | 1035 / 10 — Guns, Over 300mm |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| LD56783 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| BUWEPSSK56783 PRIMARY | Navsurfwarcen Det Picatinny (USA) |
| Reference | Meaning |
|---|---|
| BUWEPSSK56783 | 5/9 Secondary reference Department of the Navy Naval Surface Warfare Center Crane Detachment |
| SK56783 | 3/9 Design control — primary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 1035-00-380-7239 is a Lock Assembly,firin, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 1035, Guns, Over 300mm. Status: active.
NSN 1035-00-380-7239 has 2 manufacturer part numbers on file: LD56783 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), BUWEPSSK56783 (Navsurfwarcen Det Picatinny).
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 1035-00-380-7239 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.