S-97345A301 6-32 Shoulder Screws

Shoulder Screws

0545FA00791 Shoulder Screws
0545FA00791 Shoulder Screws

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

Part No.
Part No. 0545FA00791
Equivalent to mcmaster :
97345A301

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 1 5/8"
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
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 environments and extending service life.
  • High-strength performance offering 70,000 psi tensile and 35,000 psi shear strength for reliable load-bearing in demanding applications.
  • Precise Class 3A thread fit ensures secure, vibration-resistant assemblies with excellent dimensional accuracy.
  • Enhanced torque transmission via the knurled socket head and 3/32" hex drive, preventing tool slippage and simplifying installation.
  • Durable and wear-resistant material with a Rockwell B79 hardness, maintaining integrity under repeated use.
  • Versatile coarse UNC threading for quicker assembly and disassembly, reducing installation time in industrial settings.
  • Compliance with environmental regulations including RoHS 3 and REACH, ensuring safe and sustainable use in global markets.

Professional Applications & Engineering Value

This 316 Stainless Steel shoulder screw is engineered to address critical challenges in precision machinery, automation, and assembly systems. The UNC coarse thread and Class 3A fit provide a secure, vibration-resistant connection, minimizing loosening in high-stress environments. Its knurled socket head with a 3/32" hex drive ensures efficient torque application, reducing the risk of stripping and enhancing operator safety. The corrosion-resistant properties of 316 stainless steel make it suitable for applications exposed to moisture, chemicals, or extreme temperatures, such as in marine, chemical processing, and food equipment. This screw’s robust shoulder design offers precise alignment and spacing, crucial for pivots, gears, and rotating components, thereby improving overall system reliability and reducing maintenance downtime.

Specification Summary & Compliance

This shoulder screw adheres to UNC thread standards with a Class 3A fit for high precision and tight tolerances. Key dimensional specifications include a shoulder diameter tolerance of -0.004" to -0.002" and a shoulder length tolerance of -0.005" to 0.005", ensuring consistent performance in assembly. It is manufactured to meet RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, supporting environmentally responsible and safe industrial use.

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