The Wrench,box, cataloged under National Stock Number 5120-01-375-6560, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-375-6560 |
| Primary Part Number | 5365522 |
| Item Name | Wrench,box |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Wrenching Surface Size | 0.438 INCHES NOMINAL SINGLE END IN |
| Style Designator | SINGLE HEAD "U" |
| Outside Diameter | 3.350 INCHES MAXIMUM IN |
| Wrenching Surface Shape | 12 POINT SINGLE END INTERNAL |
| Surface Treatment | CHROMIUM OVERALL |
| Material | STEEL OVERALL |
| Head Thickness | 0.165 INCHES NOMINAL IN |
| 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 |
|---|---|
| 5365522 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5120-01-375-6560 is a Wrench,box, manufactured by Naval Sea Systems Command, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-375-6560 has 1 manufacturer part number on file: 5365522 (Naval Sea Systems Command).
Key specifications for 5365522: Wrenching Surface Size: 0.438 INCHES NOMINAL SINGLE END IN; Style Designator: SINGLE HEAD "U"; Overall Length: 11.750 INCHES NOMINAL IN; Outside Diameter: 3.350 INCHES MAXIMUM IN. 7 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.
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.