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The VALUE COLLECTION 644226PR is a metric hex head cap screw designed for fastening applications that require a fine-pitch thread and partial thread engagement. Manufactured from Grade 8.8 steel with a bright uncoated finish, this screw meets DIN 960 and ISO 8765 standards. It features an M12 x 1.50 mm thread size with a 70 mm length under head and a 19 mm hex drive. The partial threading provides a smooth shank section, which is useful in applications where shear load distribution or clearance fit holes are required. Mechanical contractors, millwrights, and maintenance technicians working on equipment assembly and structural fastening will find this screw a direct fit for precision metric applications.
This cap screw is suited for general industrial and mechanical assembly applications requiring metric fine-pitch fasteners. The M12 x 1.50 thread pitch is a fine series, making it appropriate for applications where vibration resistance or precise torque control is critical. The partially threaded shank is commonly used in bolted joint assemblies where the bolt passes through a clearance hole before engaging the threaded section. This fastener is appropriate for both light manufacturing and maintenance environments where DIN and ISO compliance is required.
Designed as a standard metric hex head cap screw compatible with M12 x 1.50 fine-pitch threaded assemblies conforming to DIN 960 and ISO 8765 dimensional specifications.
Installation should be performed by qualified mechanical or maintenance technicians using calibrated torque wrenches sized for a 19 mm hex. Always verify thread pitch with a thread gauge before installation, as M12 coarse (1.75 mm) and fine (1.50 mm) pitches are not interchangeable. Ensure mating threads and seating surfaces are clean and free of debris before fastening. Follow applicable equipment manufacturer torque specifications and relevant industry standards for the assembly type.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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