S-8077A195 6-32 Shoulder Screws

Shoulder Screws

0545FA00077 Shoulder Screws
0545FA00077 Shoulder Screws

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

Part No.
Part No. 0545FA00077
Equivalent to mcmaster :
8077A195

Basic Information

System of Measurement Inch

Head Parameters

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

Dimensions

Shoulder Diameter 5/32"
Shoulder Diameter Tolerance -0.004" to -0.002"
Shoulder Fit Standard
Shoulder Length 15/32"
Shoulder Length Tolerance -0.005" to 0.005"

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 3A

Tip & Drive Parameters

Drive Style Hex
Drive Size 3/32"

Material & Strength

Material 316 Stainless Steel
Finish Black Oxide
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 industrial environments and outdoor applications
  • Enhanced durability and wear resistance from the Black Oxide finish, providing long-lasting performance and reduced maintenance needs
  • High load-bearing capability with 70,000 psi tensile strength and 35,000 psi minimum shear strength for reliable operation under stress
  • Precise alignment and smooth rotation ensured by the Class 3A thread fit and standard shoulder fit, minimizing play in assemblies
  • Easy installation and removal with hex socket drive and knurled head, allowing for secure tool grip and efficient assembly processes
  • Consistent performance in coarse threading applications due to UNC thread type, reducing cross-threading risks in high-vibration settings
  • Compliance with environmental and safety standards including RoHS 3 and REACH, ensuring safe use in regulated industries

Professional Applications & Engineering Value

This 316 Stainless Steel shoulder screw is engineered to address common industrial challenges such as component misalignment, corrosion-induced failures, and assembly inefficiencies. The Black Oxide finish not only enhances corrosion resistance but also reduces friction, making it ideal for rotating parts in machinery, automotive systems, and precision instruments. With a Class 3A thread fit and UNC coarse threading, it provides secure fastening in high-vibration environments, preventing loosening over time. The knurled head and hex drive facilitate quick installation, reducing labor costs in production lines. Its high tensile and shear strength ensures reliability in load-bearing applications, from conveyor systems to electronic enclosures, offering long-term value by minimizing downtime and replacement needs.

Specification Summary & Compliance

This shoulder screw adheres to precise dimensional tolerances, including a Class 3A thread fit for tight clearances and UNC standard threading with a diameter of 0.138". The shoulder diameter tolerance ranges from -0.004" to -0.002", and shoulder length tolerance is -0.005" to 0.005", ensuring consistent performance in precision assemblies. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, supporting environmentally responsible manufacturing practices. Manufactured to high standards, it is suitable for applications requiring reliable mechanical properties and regulatory adherence.

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