S-93856A252 M6 Shoulder Screws

Shoulder Screws

0543FA00341 Shoulder Screws
0543FA00341 Shoulder Screws

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

Part No.
Part No. 0543FA00341
Equivalent to mcmaster :
93856A252

Basic Information

System of Measurement Metric

Head Parameters

Head Type Socket
Head Diameter 13 mm
Head Height 5.5 mm
Head Texture Knurled
Socket Head Profile Standard

Dimensions

Choose a Shoulder Length 50-99.75 mm
Shoulder Diameter 8 mm
Shoulder Diameter Tolerance -0.072 to -0.01 mm
Shoulder Fit Standard
Shoulder Length Tolerance -0.05 to 0.05 mm

Thread Parameters

Thread Type Metric
Thread Size M6
Thread Pitch 1 mm
Thread Spacing Coarse
Thread Length 11 mm
Thread Direction Right Hand
Thread Fit Class 5g6g

Tip & Drive Parameters

Drive Style Hex
Drive Size 4 mm

Material & Strength

Material 18-8 Stainless Steel
Hardness Rockwell B55
Tensile Strength 70000 psi
Minimum Shear Strength 35000 psi

Temperature & Environment

REACH Compliant
RoHS Compliant
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
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Key Features & Benefits at a Glance

  • Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments and extended service life.
  • Precise component alignment enabled by the 8mm shoulder diameter and controlled tolerances, reducing assembly errors.
  • High-strength performance with 70,000 psi tensile strength and 35,000 psi shear strength for demanding mechanical applications.
  • Secure, non-slip fastening thanks to the knurled head and 4mm hex socket drive, allowing for high-torque installation.
  • Reliable thread engagement ensured by the Class 5g6g thread fit and M6x1 coarse pitch, facilitating quick and stable assembly.
  • Versatile shoulder lengths available from 50mm to 99.75mm, providing design flexibility for various spacing and pivoting needs.
  • Environmental and safety compliance with RoHS 3 and REACH regulations, ensuring safe use in regulated markets.

Professional Applications & Engineering Value

This M6 shoulder screw is engineered to address critical alignment and durability challenges in industrial applications. The 18-8 stainless steel material offers excellent resistance to oxidation and corrosion, making it suitable for machinery, automotive assemblies, and electronic enclosures exposed to moisture or chemicals. The knurled head and hex socket drive provide a firm grip, preventing tool slippage during high-torque tightening. The precision Class 5g6g thread fit and coarse pitch ensure consistent clamping force and reduce the risk of cross-threading. The shoulder acts as a precise locating dowel, maintaining accurate part alignment in rotating mechanisms, pivots, and gear assemblies, thereby minimizing wear and improving operational reliability.

Specification Summary & Compliance

This shoulder screw conforms to metric system standards with an M6x1 coarse thread and Class 5g6g thread fit for precise tolerance. The shoulder diameter tolerance is -0.072 to -0.01 mm, and shoulder length tolerance is ±0.05 mm, ensuring high dimensional accuracy. It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, confirming its suitability for use in environmentally conscious and regulated industries.

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