S-91180A550 M8 x 60 mm ISO 8765, DIN 960 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 and Class 8.8 grade for reliable performance in demanding applications
- Superior corrosion resistance due to zinc plating, extending service life in harsh industrial environments
- Precise thread engagement with fine M8x1 mm pitch and Class 6h fit ensuring vibration resistance and secure fastening
- Optimized partial threading with minimum 22 mm thread length providing flexibility for varied material thicknesses
- Easy installation and removal featuring external hex drive and 13 mm head width for standard tool compatibility
- High material durability from steel construction with Rockwell C21 hardness for repeated use without deformation
- Global compliance assurance meeting ISO 8765 and DIN 960 standards for international project specifications
Professional Applications & Engineering Value
These M8 hex head screws deliver critical engineering solutions where vibration resistance and structural integrity are paramount. The Class 8.8 steel construction provides reliable strength for machinery assembly, automotive components, and industrial equipment framing. The fine thread metric configuration (M8x1 mm) ensures superior clamping force distribution, while the zinc plated finish protects against environmental corrosion in manufacturing facilities and outdoor installations. The partially threaded design allows for both secure fastening in threaded holes and clearance through unthreaded sections, making these hex head screws ideal for applications requiring precise joint compression and alignment stability across multiple material layers.
Specification Summary & Compliance
Manufactured to exact ISO 8765 and DIN 960 specifications with Class 6h thread fit tolerance for precision engagement. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. The metric hex head screws feature right-hand threading, 60 mm overall length, and maintain consistent Class 8.8 mechanical properties throughout production batches.
