S-91801A149 M3 x 4 mm DIN 965 Stainless Steel Phillips Flat Head Screws
Stainless 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
- Superior corrosion resistance in harsh environments due to 316 stainless steel construction and passivated finish.
- Reliable fastening and easy installation with a standard Phillips No. 1 drive and a flat head design for a flush, secure fit.
- High mechanical strength for demanding applications, offering a 70,000 psi tensile strength.
- Precise and consistent threading with a Class 6g thread fit and coarse 0.5mm pitch for quick assembly and strong holding power.
- Guaranteed dimensional accuracy and interchangeability through full compliance with the DIN 965 standard.
- Safe for use in regulated industries as it is RoHS 3 and REACH compliant, meeting strict environmental and safety directives.
- Versatile for various materials with a 90° countersink angle and fully threaded shank for maximum grip length in a compact M3 x 4mm size.
Professional Applications & Engineering Value
This M3 flat head screw is engineered to solve critical challenges in industrial and marine applications where corrosion resistance is paramount. The core value lies in its 316 stainless steel material and passivated finish, which work synergistically to prevent rust and degradation from moisture, chemicals, and salt spray, significantly extending service life and reducing maintenance. The Phillips drive and coarse metric thread with a 0.5mm pitch ensure rapid, secure installation into various substrates, minimizing assembly time while the flat head provides a smooth, flush finish that prevents snagging. Ideal for machinery, electronic enclosures, and outdoor equipment, this screw delivers reliable performance and long-term durability where failure is not an option.
Specification Summary & Compliance
This screw adheres to precise dimensional standards, including a Class 6g thread fit for consistent assembly and a 90° countersink angle as per the DIN 965 manufacturing specification. It is fully compliant with major regulatory directives, including RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), ensuring it is free from hazardous substances and suitable for global industrial supply chains.
