S-90042A455 M4 x 12 mm ASME B18.3, DIN 912, ISO 4762 Sealing Socket Head Screws
Sealing Socket Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
Installation & Application
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Key Features & Benefits at a Glance
- Superior sealing performance with Viton® fluoroelastomer O-ring, ideal for high-pressure environments up to 1500 psi
- Exceptional corrosion resistance provided by 18-8 stainless steel construction, ensuring longevity in harsh conditions
- High tensile strength of 100,000 psi for reliable load-bearing capacity in demanding applications
- Wide temperature tolerance from -20° to 400° F, maintaining integrity across diverse operating environments
- Precision Class 6g thread fit with coarse M4 x 0.7mm threading for secure fastening and easy installation
- Standard hex socket drive with 3mm drive size for straightforward tool engagement and consistent torque application
- Full threading along 12mm length offering maximum adjustability and holding power in assembly applications
Professional Applications & Engineering Value
This M4 socket head cap screw delivers critical engineering solutions where fluid sealing and corrosion resistance are paramount. The combination of 18-8 stainless steel material with Viton® fluoroelastomer O-ring creates an optimal sealing system for hydraulic, pneumatic, and chemical processing equipment. The fully threaded design with coarse metric threading ensures rapid installation while maintaining Class 6g thread precision for vibration resistance. Engineering teams specify this socket head cap screw for machinery, automotive, and industrial applications where high-pressure sealing up to 1500 psi and temperature extremes from -20° to 400° F present significant design challenges.
Specification Summary & Compliance
Manufactured to exacting Class 6g thread tolerance with M4 x 0.7mm coarse thread specifications. Compliant with ASME B18.3, DIN 912, and ISO 4762 standards for dimensional accuracy and performance. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance requirements for environmental safety. Features Rockwell B85 hardness and accommodates maximum hole diameter of 4.546 mm for proper installation clearance.
