The Socket,socket Wrench, cataloged under National Stock Number 5120-01-699-9856, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is The Stanley Works Dba Stanley Proto. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-699-9856 |
| Primary Part Number | J4778TA |
| Item Name | Socket,socket Wrench |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | The Stanley Works Dba Stanley Proto |
| Status | ACTIVE |
| Drive Surface Size | 0.250 INCHES NOMINAL SECOND END IN |
| Wrenching Surface Size | 0.343 INCHES NOMINAL FIRST END IN |
| Style Designator | UNIVERSAL JOINT |
| Specification/standard Data | 0U583-ASME AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Nondefinitive Spec/std Data | 1 TYPE AND 2 CLASS |
| Surface Treatment | CHROMIUM OVERALL |
| Drive End Outside Diameter | 0.500 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 |
|---|---|
| J4778TA | Henchman Group Pty Ltd the Trustee for Henchman Unit Trust (AUS) |
| J4778TA PRIMARY | The Stanley Works Dba Stanley Proto (USA) |
| Reference | Meaning |
|---|---|
| AS954 TY1CL2 | 5/1 Secondary reference U.S. Government activity |
| J4778TA | 5/9 Secondary reference Henchman Products Pty Ltd |
| AS954 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 5120-01-699-9856 is a Socket,socket Wrench, manufactured by The Stanley Works Dba Stanley Proto, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-699-9856 has 2 manufacturer part numbers on file: J4778TA (Henchman Group Pty Ltd the Trustee for Henchman Unit Trust), J4778TA (The Stanley Works Dba Stanley Proto).
Key specifications for J4778TA: Drive Surface Size: 0.250 INCHES NOMINAL SECOND END IN; Wrenching Surface Size: 0.343 INCHES NOMINAL FIRST END IN; Style Designator: UNIVERSAL JOINT; Overall Length: 1.250 INCHES NOMINAL IN. 8 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.