The Socket,socket Wrench, cataloged under National Stock Number 5120-01-349-1071, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Wright Tool Co. Government technical data includes 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-349-1071 |
| Primary Part Number | 41-18MM |
| Item Name | Socket,socket Wrench |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Wright Tool Co |
| Status | ACTIVE |
| Drive Surface Size | 0.500 INCHES NOMINAL SINGLE END IN |
| Wrenching Surface Size | 18.0 MILLIMETERS NOMINAL SINGLE END MM |
| Wrenching End Outside Diameter | 26.14 MILLIMETERS MAXIMUM MM |
| Style Designator | INTERNAL-INTERNAL |
| Features Provided | MANUAL TOOL |
| Specification/standard Data | 05047-ASME B107.5 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Departure From Cited Document | DESIGN D, 4 CAVITIES |
| Nondefinitive Spec/std Data | 1 TYPE AND 1 CLASS |
| Wrenching Surface Shape | 12 POINT SINGLE END INTERNAL |
| Drive End Shape | SQUARE SINGLE END INTERNAL |
| Wrenching End Opening Depth | 10.15 MILLIMETERS MINIMUM MM |
| Surface Treatment | CHROMIUM OVERALL |
| Drive End Outside Diameter | 26.14 MILLIMETERS MAXIMUM MM |
| 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 |
|---|---|
| 41-18MM | Wright Tool Co (USA) |
| Reference | Meaning |
|---|---|
| B107.5M TY1CL1 | 5/1 Secondary reference U.S. Government activity |
| B107.5M | 3/1 Design control — primary reference The American Society of Mechanical Engineers |
| B107.5M CL1STA | 5/9 Secondary reference U.S. Government activity |
NSN 5120-01-349-1071 is a Socket,socket Wrench, manufactured by Wright Tool Co, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-349-1071 has 1 manufacturer part number on file: 41-18MM (Wright Tool Co).
Key specifications for 41-18MM: Drive Surface Size: 0.500 INCHES NOMINAL SINGLE END IN; Wrenching Surface Size: 18.0 MILLIMETERS NOMINAL SINGLE END MM; Wrenching End Outside Diameter: 26.14 MILLIMETERS MAXIMUM MM; Style Designator: INTERNAL-INTERNAL. 14 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.