S-90317A715 M6 x 20 mm ASME B18.13.1M Stainless Steel Pan Head Phillips Screws with External-Tooth Lock Washer
Stainless Steel Pan Head Phillips Screws with External-Tooth Lock Washer
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Washer & Nut
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance with 18-8 stainless steel material and passivated finish, ideal for harsh industrial environments.
- Enhanced vibration resistance and loosening prevention through the integrated 410 stainless steel external-tooth lock washer.
- High tensile strength of 70,000 psi and Rockwell B70 hardness for reliable performance under heavy loads.
- Easy installation and removal with Phillips No. 3 drive and fully threaded M6x1mm coarse thread design.
- Precise thread fit (Class 6g) ensures smooth assembly and secure fastening in metric applications.
- Compliance with ASME B18.13.1M standards guarantees consistent quality and interchangeability.
- RoHS 3 and REACH compliant for safe use in regulated industries and global markets.
Professional Applications & Engineering Value
This M6 metric pan head screw is engineered to address critical challenges in industrial assembly, such as vibration-induced loosening and corrosion. The 18-8 stainless steel construction with a passivated finish provides excellent resistance to rust and chemicals, extending service life in demanding environments like machinery, automotive, and outdoor equipment. The integrated external-tooth lock washer made from 410 stainless steel bites into surfaces, maintaining clamp force under dynamic loads. With a fully threaded design and Class 6g thread fit, it ensures rapid installation and reliable performance in metric fastening applications, reducing maintenance downtime and improving operational safety.
Specification Summary & Compliance
This screw features a M6x1mm coarse thread with Class 6g tolerance for precise fit, a pan head with Phillips No. 3 drive, and a length of 20 mm. It includes an external-tooth lock washer (OD: 12.1 mm, thickness: 0.75 mm) and is manufactured to meet ASME B18.13.1M specifications. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material integrity.
