The Socket,socket Wrench, cataloged under National Stock Number 5120-01-067-0636, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is O T S I. Government technical data includes 12 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 | 5120-01-067-0636 |
| Primary Part Number | CA71785 |
| Item Name | Socket,socket Wrench |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | O T S I |
| Status | ACTIVE |
| Drive Surface Size | 0.375 INCHES NOMINAL SINGLE END IN |
| Wrenching Surface Size | 0.375 INCHES NOMINAL SECOND END IN |
| Wrenching Surface Size | 0.716 INCHES NOMINAL FIRST END IN |
| Wrenching End Outside Diameter | 0.844 INCHES NOMINAL IN |
| Style Designator | INTERNAL-INTERNAL |
| Wrenching Surface Shape | SPLINE SINGLE END INTERNAL |
| Drive End Shape | SQUARE SINGLE END INTERNAL |
| Wrenching Surface Flute Quantity | 11 |
| Wrenching End Opening Depth | 0.500 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Drive End Outside Diameter | 0.844 INCHES NOMINAL IN |
| Material | STEEL DRIVE SURFACE |
| 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 |
|---|---|
| CA71785 PRIMARY | O T S I (USA) |
NSN 5120-01-067-0636 is a Socket,socket Wrench, manufactured by O T S I, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-067-0636 has 1 manufacturer part number on file: CA71785 (O T S I).
Key specifications for CA71785: Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN; Wrenching Surface Size: 0.375 INCHES NOMINAL SECOND END IN; Wrenching Surface Size: 0.716 INCHES NOMINAL FIRST END IN; Wrenching End Outside Diameter: 0.844 INCHES NOMINAL IN. 12 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.