The Socket,socket Wrench, cataloged under National Stock Number 5120-01-461-4059, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Williams J H Industrial Products Inc. Government technical data includes 11 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 | 5120-01-461-4059 |
| Primary Part Number | ST-840 |
| Item Name | Socket,socket Wrench |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Williams J H Industrial Products Inc |
| Status | ACTIVE |
| Drive Surface Size | 0.500 INCHES NOMINAL SINGLE END IN |
| Wrenching Surface Size | 1.250 INCHES NOMINAL SINGLE END IN |
| Wrenching End Outside Diameter | 2.062 INCHES NOMINAL IN |
| Style Designator | INTERNAL-INTERNAL |
| Features Provided | MANUAL TOOL |
| Wrenching Surface Shape | 8 POINT SINGLE END INTERNAL |
| Drive End Shape | SQUARE SINGLE END INTERNAL |
| Wrenching End Opening Depth | 0.906 INCHES NOMINAL IN |
| Surface Treatment | CHROMIUM OVERALL |
| Drive End Outside Diameter | 2.062 INCHES NOMINAL IN |
| 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 |
|---|---|
| ST-840 PRIMARY | Williams J H Industrial Products Inc (USA) |
NSN 5120-01-461-4059 is a Socket,socket Wrench, manufactured by Williams J H Industrial Products Inc, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-461-4059 has 1 manufacturer part number on file: ST-840 (Williams J H Industrial Products Inc).
Key specifications for ST-840: Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN; Wrenching Surface Size: 1.250 INCHES NOMINAL SINGLE END IN; Wrenching End Outside Diameter: 2.062 INCHES NOMINAL IN; Style Designator: INTERNAL-INTERNAL. 11 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.