S-91280A787 M14 x 60 mm ISO 4017, DIN 933, ISO 898 Medium-Strength Metric Class 8.8 Steel Hex Head Screws
Medium-Strength Metric Class 8.8 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
- Exceptional load-bearing capacity with 110,000 psi tensile strength for reliable performance in demanding applications
- Superior corrosion resistance provided by zinc plating, extending service life in harsh industrial environments
- Precise thread engagement with Class 6h fit ensuring secure fastening and vibration resistance
- Optimized torque transmission through external hex drive design for efficient installation and removal
- Full thread coverage along the 60mm length for maximum grip strength and distribution of clamping force
- Proven durability with Rockwell C21 hardness maintaining structural integrity under repeated stress
- Global compatibility meeting ISO 4017, DIN 933, and ISO 898 standards for international project requirements
Professional Applications & Engineering Value
These M14 hex head screws deliver critical performance advantages for industrial assembly and machinery applications. The Class 8.8 steel construction provides the necessary strength for structural connections, while the coarse thread pitch ensures rapid installation and reduced cross-threading risks in production environments. The fully threaded design offers consistent clamping force distribution across the entire 60mm length, making them ideal for joining thick materials or components requiring uniform pressure. The zinc plated finish significantly enhances corrosion resistance, extending service life in manufacturing facilities, outdoor equipment, and automotive applications where environmental exposure is a concern. These metric hex bolts solve common fastening challenges by combining high tensile strength with reliable thread engagement, reducing maintenance frequency and improving overall assembly integrity.
Specification Summary & Compliance
Manufactured to precise Class 6h thread fit tolerances with M14x2mm coarse thread specifications. Complies with ISO 4017, DIN 933, and ISO 898 mechanical property standards. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance requirements. Features Rockwell C21 hardness and 110,000 psi tensile strength as specified for Class 8.8 fasteners.
