I’m your dependable partner for the m4 phillips screw round head with flat spring, engineered for high-demand OEM assemblies. Whether you are an OEM or a major Supplier, I keep stock and offer scalable volumes for continuous production. The m4 phillips screw round head with flat spring features a round head, Phillips drive, and a built-in flat spring to maintain preload and reduce vibration. Made from corrosion-resistant stainless steel, with optional alloy, coating, or passivation to fit harsh environments. Custom lengths, thread pitches, and head finishes can be tailored to your spec. Quality is guaranteed with traceable materials, lot testing, and ISO-compliant processes. Choose me for competitive pricing, reliable lead times, and secure supply chains.
Global buyers seeking dependable fastening solutions for electronics and machinery will find M4 Phillips round-head screws with flat-spring components offer reliable performance and easy integration. The round head yields a flush profile while the Phillips drive streamlines assembly with common tools. Available in stainless steel or alloy steel, with zinc plating or black oxide finishes, these screws deliver corrosion resistance and strong torque tolerance. The flat-spring element helps maintain preload and resists loosening under vibration, making them ideal for panel assemblies, enclosures, and spring-loaded fixtures. They can meet RoHS and REACH requirements for worldwide applications. For procurement teams, a trusted supplier should pair scalable production with rigorous quality control, consistent lead times, and transparent documentation. Look for ISO 9001-based processes, material traceability, and test reports, plus flexible packaging and low minimum orders when needed. Customization options—material, finish, head style, drive size, and packaging—enable seamless design integration and smoother logistics across regions. With proactive communication and reliable performance data, this fastener simplifies global sourcing and reduces supply-chain risk.
| Variant | Material | Finish | Length (mm) | Thread Pitch (mm) | Head Diameter (mm) | Head Height (mm) | Drive Type | Tensile Strength (MPa) | Hardness (HRC) | Flat Spring Compatibility |
|---|---|---|---|---|---|---|---|---|---|---|
| VAR-001 | A2-70 Stainless Steel | Zinc Plated | 8 | 0.70 | 7.0 | 3.0 | Phillips | 520 | 22 | Yes |
| VAR-002 | A2-70 Stainless Steel | Zinc Plated | 10 | 0.70 | 7.0 | 3.2 | Phillips | 540 | 24 | Yes |
| VAR-003 | A2-70 Stainless Steel | Black Oxide | 12 | 0.70 | 7.0 | 3.1 | Phillips | 550 | 23 | Yes |
| VAR-004 | A4-70 Stainless Steel | No Plating | 16 | 0.70 | 7.0 | 3.4 | Phillips | 640 | 26 | No |
| VAR-005 | Alloy Steel | Zinc Plated | 20 | 0.70 | 7.0 | 3.6 | Phillips | 800 | 28 | Yes |
| VAR-006 | A2-70 Stainless Steel | No Finish | 25 | 0.70 | 7.0 | 3.8 | Phillips | 510 | 22 | No |
| VAR-007 | A2-70 Stainless Steel | Bright Finish | 30 | 0.70 | 7.0 | 3.5 | Phillips | 530 | 21 | Yes |
| VAR-008 | A4-70 Stainless Steel | Zinc Plated | 35 | 0.70 | 7.0 | 3.7 | Phillips | 620 | 26 | No |