The Socket,socket Wrench, cataloged under National Stock Number 5120-01-369-5658, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Zephyr Manufacturing Co., Inc. Dba Zephyr Manufacturing Co Inc. Government technical data includes 9 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 | 5120-01-369-5658 |
| Primary Part Number | Z50MSB-5/8 |
| Item Name | Socket,socket Wrench |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Zephyr Manufacturing Co., Inc. Dba Zephyr Manufacturing Co Inc |
| Status | ACTIVE |
| Drive Surface Size | 0.375 INCHES NOMINAL SINGLE END IN |
| Wrenching Surface Size | 0.625 INCHES NOMINAL SINGLE END IN |
| Wrenching End Outside Diameter | 0.875 INCHES NOMINAL IN |
| Style Designator | INTERNAL-INTERNAL |
| Features Provided | MANUAL TOOL |
| Wrenching Surface Shape | 6 POINT SINGLE END INTERNAL |
| Drive End Shape | SQUARE SINGLE END INTERNAL |
| Drive End Outside Diameter | 0.875 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 |
|---|---|
| Z50MSB-5/8 PRIMARY | Zephyr Manufacturing Co., Inc. Dba Zephyr Manufacturing Co Inc (USA) |
NSN 5120-01-369-5658 is a Socket,socket Wrench, manufactured by Zephyr Manufacturing Co., Inc. Dba Zephyr Manufacturing Co Inc, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.
NSN 5120-01-369-5658 has 1 manufacturer part number on file: Z50MSB-5/8 (Zephyr Manufacturing Co., Inc. Dba Zephyr Manufacturing Co Inc).
Key specifications for Z50MSB-5/8: Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN; Wrenching Surface Size: 0.625 INCHES NOMINAL SINGLE END IN; Wrenching End Outside Diameter: 0.875 INCHES NOMINAL IN; Style Designator: INTERNAL-INTERNAL. 9 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.