The Wrench,box, cataloged under National Stock Number 5120-01-561-7876, 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 4 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 | 5120-01-561-7876 |
| Primary Part Number | 8224654-1 |
| Item Name | Wrench,box |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM |
| Wrenching Surface Size | 0.750 INCHES MINIMUM SINGLE END IN |
| Surface Treatment | CHROMIUM OVERALL |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 8224654-1 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5120-01-561-7876 is a Wrench,box, manufactured by Naval Sea Systems Command, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-561-7876 has 1 manufacturer part number on file: 8224654-1 (Naval Sea Systems Command).
Key specifications for 8224654-1: Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM; Wrenching Surface Size: 0.750 INCHES MINIMUM SINGLE END IN; Overall Length: 6.812 INCHES MINIMUM IN; Special Features: STANDARD GEAR WRENCH, STYLE - SINGLE HEAD, OFFSET, 15 DEGREE BENT HANDLE, 8 SIDE OCTAGON, 4IN. MIN. COLOR RUBBER COATING HAND GRIP, WITH HANDLE MARKINGS PLAIN, PERMANENT, MANUFACTURER NAME AND SIZ IN. 4 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.