S-90269A760 M8 Shoulder Screws

Shoulder Screws

0546FA00542 Shoulder Screws
0546FA00542 Shoulder Screws

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

Part No.
Part No. 0546FA00542
Equivalent to mcmaster :
90269A760

Basic Information

System of Measurement Metric

Head Parameters

Head Type Socket
Head Diameter 18 mm
Head Height 9 mm
Head Texture Knurled
Socket Head Profile Standard

Dimensions

Shoulder Diameter 12 mm
Shoulder Diameter Tolerance -0.072 to -0.01 mm
Shoulder Fit Standard
Shoulder Length 70 mm
Shoulder Length Tolerance 0 to 0.25 mm

Thread Parameters

Thread Type Metric
Thread Size M8
Thread Pitch 1.25 mm
Thread Spacing Coarse
Thread Length 16 mm
Thread Direction Right Hand
Thread Fit Class 5g6g

Tip & Drive Parameters

Drive Style Hex
Drive Size 6 mm

Material & Strength

Material 316 Stainless Steel
Hardness Rockwell B79
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 316 Stainless Steel construction, ideal for harsh chemical and marine environments.
  • Exceptional mechanical strength offering 70,000 psi tensile and 35,000 psi shear strength for high-stress applications.
  • Precise alignment and spacing enabled by the 70mm shoulder with tight diameter and length tolerances.
  • Secure and efficient installation with a 6mm hex socket drive and knurled head for enhanced grip and torque transmission.
  • Reliable thread engagement thanks to the M8x1.25 coarse thread and Class 5g6g fit, ensuring consistent fastening.
  • Compliance with environmental regulations, being RoHS 3 and REACH compliant for global industrial use.
  • Durable performance backed by Rockwell B79 hardness, resisting wear and deformation over time.

Professional Applications & Engineering Value

This M8 shoulder screw is engineered from 316 Stainless Steel to address critical challenges in precision machinery, such as misalignment and corrosion-induced failure. The 70mm shoulder length with controlled tolerances provides a stable pivot or spacer in assemblies like rotating shafts, linkages, and bearing mounts, reducing wear and maintenance. The hex socket head and knurled texture allow for secure tool engagement in confined spaces, while the coarse thread (M8x1.25) ensures quick, reliable fastening even in vibrating environments. Ideal for industrial automation, medical devices, and marine equipment, it delivers long-term corrosion resistance and structural integrity under loads up to 70,000 psi tensile strength.

Specification Summary & Compliance

This metric shoulder screw features an M8x1.25 coarse thread with Class 5g6g thread fit for standard precision. The shoulder diameter tolerance is -0.072 to -0.01 mm, and shoulder length tolerance is 0 to 0.25 mm, ensuring exacting dimensional control. Manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, it meets stringent environmental and safety standards for industrial components.

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