S-91287A411 M20 x 45 mm ISO 4017, DIN 933 18-8 Stainless Steel Hex Head Screws
18-8 Stainless Steel Hex 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, ideal for harsh industrial environments
- High tensile strength of 100,000 psi ensures reliable performance in demanding applications
- Full threading along the 45mm length provides maximum grip and uniform load distribution
- Coarse M20x2.5mm thread with Class 6g fit offers faster assembly and reduced cross-threading risk
- External hex drive and hex head design allows for high-torque installation with standard tools
- Compliance with ISO 4017/DIN 933 standards guarantees dimensional accuracy and interchangeability
- RoHS 3 and REACH compliant for safe use in regulated industries and global markets
Professional Applications & Engineering Value
This M20 hex head screw delivers exceptional engineering value in industrial applications where corrosion resistance and mechanical strength are critical. Manufactured from 18-8 Stainless Steel, it withstands corrosive environments, reducing maintenance and replacement costs. The coarse metric thread (M20x2.5mm) with Class 6g thread fit ensures quick, secure fastening in structural assemblies, machinery, and heavy-duty equipment. The external hex drive and fully threaded design enable efficient installation and uniform clamping force, addressing common challenges of vibration loosening and joint failure. Certified to ISO 4017 DIN 933, this stainless steel fastener provides reliable performance in construction, automotive, and manufacturing sectors.
Specification Summary & Compliance
This hex head screw features a metric M20 thread with a 2.5mm coarse pitch and Class 6g thread fit per ISO standards, ensuring precise dimensional accuracy. It is fully threaded over a 45mm length with a right-hand thread direction. The product conforms to ISO 4017 DIN 933 manufacturing specifications and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting environmental and safety requirements for industrial use.
