From my workshop to your production line, the Mechanical Partial Thread Screw I offer delivers dependable performance in assemblies where quick shear and precise load transfer matter. As a High-Quality component from a seasoned Supplier, it combines a partially threaded shank with a full-diameter undercut to balance assembly speed and clamp force. I stock metric and inch sizes in carbon steel, stainless steel, and coated finishes to resist corrosion in challenging environments. Each screw is machined to tight tolerances, heat-treated for strength, and finished with deburring to prevent galling. Whether you’re automating a fixture or repairing machinery, this fastener provides predictable torque, reduced thread wear, and cleaner join lines. I can supply you with certificates of conformity, batch traceability, and quick lead times to keep your line running. If you need High-Quality, reliable fasteners from a trusted Supplier, I’ve got you covered—let’s discuss your exact thread length, diameter, and material grade to match your spec.
Mechanical partial thread screws provide a precision fastening where only part of the shaft is threaded. This enables easy alignment, faster assembly, and material savings without sacrificing clamping force. By keeping threads away from critical faces, cross‑threading is reduced, insertion is smoother, and preload is controlled. The result is reliable performance in electronics, machinery, and other assemblies demanding tight tolerances. For global buyers, a dedicated partial-thread screw service means consistent quality and flexible production. Customizable thread length and pitch, head style, coatings, and heat treatments meet varied designs while tight tolerances are kept. In-process inspection and final testing ensure batch reliability, supporting lean inventories and timely delivery. With dependable supply chains, competitive pricing, and global logistics, this solution accelerates prototyping, scale‑ups, and durable assemblies worldwide.
| Property | Detail | Value | Notes |
|---|---|---|---|
| Screw Type | - | Partial Thread | |
| Material | Grade/Type | AISI 1045 steel | |
| Diameter | Nominal | 4.0 | mm |
| Thread Pitch | Pitch | 0.70 | mm |
| Partial Thread Length | Length | 6.5 | mm |
| Overall Length | Length | 40 | mm |
| Head Style | Type | Hex Socket Cap | |
| Surface Finish | Ra | 0.8 | μm |
| Hardness | HB | 190 | |
| Tolerance | IT Grade | IT10 | |
| Certification | Quality Standard | ISO 9001:2015 | |
| Tensile Strength | MPa | 650 | |
| Lead Time | Production Lead Time | 5 | days |
| Typical Applications | Use | Automotive and general machinery |