S-92012A523 6-32 Shoulder Screws

Shoulder Screws

0578FA00041 Shoulder Screws
0578FA00041 Shoulder Screws

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

Part No.
Part No. 0578FA00041
Equivalent to mcmaster :
92012A523

Basic Information

System of Measurement Inch

Head Parameters

Head Type Socket
Head Diameter 9/32"
Head Height 1/8"
Head Texture Smooth
Socket Head Profile Standard

Dimensions

Shoulder Diameter 5/32"
Shoulder Diameter Tolerance -0.001" to 0"
Shoulder Fit Precise
Shoulder Length 1/8"
Shoulder Length Tolerance 0" to 0.002"

Thread Parameters

Thread Type UNC
Thread Size 6-32
Thread Diameter 0.138"
Thread Spacing Coarse
Thread Length 3/16"
Thread Direction Right Hand
Thread Fit Class 2A

Tip & Drive Parameters

Drive Style Hex
Drive Size 3/32"

Material & Strength

Material Alloy Steel
Finish Black Oxide
Hardness Rockwell C32
Tensile Strength 140000 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

  • High tensile strength of 140,000 psi ensures reliable performance in demanding industrial applications, reducing the risk of fastener failure.
  • Black oxide finish provides enhanced corrosion resistance and a durable, non-reflective surface for extended service life.
  • Precise shoulder fit with minimal tolerances allows for accurate alignment and smooth rotation in assemblies, minimizing wear.
  • Class 2A thread fit with coarse UNC threads offers easy installation and secure fastening in a wide range of materials.
  • Alloy steel construction with Rockwell C32 hardness delivers excellent durability and resistance to deformation under load.
  • Socket head with hex drive enables simple installation in confined spaces using standard tools, improving assembly efficiency.
  • Compliance with RoHS 3 and REACH regulations ensures environmental safety and suitability for global industrial markets.

Professional Applications & Engineering Value

This 6-32 UNC shoulder screw is engineered to address common challenges in precision machinery, such as misalignment and component wear. The alloy steel material, combined with a black oxide finish, provides superior strength and corrosion resistance, making it ideal for high-stress environments like automotive assemblies, robotics, and electronic enclosures. The precise shoulder diameter and length ensure exact positioning, reducing vibration and extending the lifespan of moving parts. With a coarse thread and right-hand thread direction, it allows for quick, secure fastening in various industrial applications, enhancing overall assembly reliability and efficiency.

Specification Summary & Compliance

This shoulder screw adheres to UNC thread standards with a Class 2A thread fit for consistent dimensional accuracy. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances. The specifications include a shoulder diameter tolerance of -0.001" to 0" and shoulder length tolerance of 0" to 0.002", supporting precise engineering requirements in industrial settings.

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