S-91430A075 M2.5 x 4 mm DIN 963, ISO 2009 Stainless Steel Slotted Flat Head Screws
Stainless Steel Slotted 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
- Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh industrial environments
- Precise flush mounting with standard 90° countersink angle and flat head design for seamless surface integration
- Excellent mechanical strength with Rockwell B80 hardness and 70,000 psi tensile strength for reliable, long-term performance
- Optimized thread engagement with M2.5 coarse pitch (0.45mm) and Class 6g fit ensuring secure fastening in various materials
- Broad compatibility meeting DIN 963 and ISO 2009 standards for consistent quality and interchangeability
- Environmental compliance with RoHS 3 and REACH regulations for safe use in regulated industries
- Simple installation with slotted drive design accommodating standard screwdrivers for efficient assembly
Professional Applications & Engineering Value
These M2.5 flat head screws deliver exceptional value in precision engineering applications where space constraints and material compatibility are critical. The 18-8 stainless steel construction combined with passivated finish provides superior resistance to oxidation and chemical exposure, making them ideal for electronics assembly, instrumentation, and automotive components. The fully threaded design with coarse pitch threading ensures maximum holding power in both metallic and non-metallic substrates, while the standard 90° countersink angle enables perfect flush mounting without protrusion. Engineered to DIN 963 specifications, these metric screws maintain dimensional consistency across production batches, reducing assembly time and improving manufacturing efficiency in high-volume operations.
Specification Summary & Compliance
Manufactured to precise Class 6g thread fit tolerances with M2.5 x 0.45mm coarse thread specifications. Fully compliant with DIN 963 and ISO 2009 standards for dimensional accuracy and performance. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across industrial sectors. The right-hand thread direction and slotted drive style adhere to international fastening conventions for universal compatibility.
