S-90265A417 M12 ISO 7379 Shoulder Screws

Shoulder Screws

0543FA00240 Shoulder Screws
0543FA00240 Shoulder Screws

Image may differ from product. See technical specification for details.

Part No.
Part No. 0543FA00240
Equivalent to mcmaster :
90265A417

Basic Information

System of Measurement Metric

Head Parameters

Head Type Socket
Head Diameter 30 mm
Head Height 14 mm
Head Texture Knurled
Socket Head Profile Standard

Dimensions

Shoulder Diameter 20 mm
Shoulder Diameter Tolerance -0.072 to -0.01 mm
Shoulder Fit Standard
Shoulder Length 25 mm
Shoulder Length Tolerance 0 to 0.25 mm

Thread Parameters

Thread Type Metric
Thread Size M12
Thread Pitch 1.75 mm
Thread Spacing Coarse
Thread Length 22 mm
Thread Direction Right Hand
Thread Fit Class 5g6g

Tip & Drive Parameters

Drive Style Hex
Drive Size 10 mm

Material & Strength

Material 18-8 Stainless Steel
Hardness Rockwell B83
Tensile Strength 70000 psi
Minimum Shear Strength 45000 psi

Temperature & Environment

REACH Compliant
RoHS Compliant
Specifications Met ISO 7379
Technical Drawings No drawings available at the moment, will be launched soon
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Key Features & Benefits at a Glance

  • Exceptional corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh industrial environments.
  • High mechanical strength offering 70,000 psi tensile and 45,000 psi shear strength for reliable, load-bearing applications.
  • Precise component alignment enabled by the 20 mm shoulder diameter with tight tolerance, reducing wear and misalignment.
  • Secure and efficient installation via the 10 mm hex socket drive and knurled head, preventing tool slippage.
  • Consistent thread engagement with Class 5g6g thread fit and coarse 1.75 mm pitch for quick assembly and vibration resistance.
  • Durability under stress backed by Rockwell B83 hardness, ensuring long service life in dynamic applications.
  • Global compliance and safety meeting ISO 7379 standards and RoHS 3/REACH regulations for worry-free procurement.

Professional Applications & Engineering Value

This M12 shoulder screw is precision-engineered to address common industrial challenges such as component misalignment, vibration-induced loosening, and corrosion in demanding settings. The 18-8 Stainless Steel material provides excellent resistance to rust and chemicals, making it suitable for machinery, automotive assemblies, and electronic enclosures exposed to moisture. The 20 mm shoulder diameter and 25 mm shoulder length act as a precise pivot or spacer, eliminating the need for additional bushings and reducing assembly time. Combined with a hex socket drive and coarse thread pitch, it ensures quick, secure fastening in high-vibration environments, enhancing overall equipment reliability and maintenance efficiency.

Specification Summary & Compliance

This shoulder screw adheres to ISO 7379 specifications, with a Class 5g6g thread fit ensuring dimensional accuracy. The shoulder diameter tolerance is -0.072 to -0.01 mm, and shoulder length tolerance is 0 to 0.25 mm, guaranteeing precise fits. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety for restricted substance use in industrial applications.

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