S-91420A277 M4 x 18 mm DIN 965 Steel Phillips Flat Head Screws
Steel Phillips Flat Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Enhanced corrosion resistance with zinc-plated steel construction, ideal for industrial environments
- Reliable fastening performance with 60,000 psi tensile strength and Rockwell B71 hardness for demanding applications
- Precise thread engagement with Class 6h fit and coarse M4 x 0.7 mm thread for secure, vibration-resistant connections
- Efficient installation using Phillips No. 2 drive and standard flat head profile for flush mounting and easy countersinking
- Full-thread design ensures maximum grip and load distribution along the entire 18 mm length
- 90° countersink angle allows seamless integration into materials without protrusion
- Compliance with DIN 965 standards guarantees dimensional accuracy and interchangeability in metric assemblies
Professional Applications & Engineering Value
These M4 flat head screws are engineered to address common industrial challenges such as material fatigue and environmental exposure. The zinc-plated steel provides a protective barrier against rust, extending service life in machinery, electronics, and automotive components. The coarse thread and Class 6h fit ensure quick assembly and reliable holding power, reducing the risk of loosening under vibration. With a fully threaded design and 90° countersink, they offer flush mounting for streamlined surfaces, making them ideal for applications where space and aesthetics are critical. Compliant with DIN 965, they deliver consistent performance in metric fastener systems, supporting efficient production and maintenance workflows.
Specification Summary & Compliance
This screw adheres to precise dimensional standards, including M4 x 0.7 mm coarse thread with Class 6h tolerance for accurate fit. Manufactured in accordance with DIN 965, it ensures compatibility and reliability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety for use in various industrial and consumer applications without hazardous substances.
