S-97832A345 6-32 Shoulder Screws

Shoulder Screws

0542FA00643 Shoulder Screws
0542FA00643 Shoulder Screws

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

Part No.
Part No. 0542FA00643
Equivalent to mcmaster :
97832A345

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 7/8"
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 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
  • Precise alignment and reduced wear through Class 3A thread fit and standard shoulder fit for consistent assembly
  • High-strength performance with 70,000 psi tensile strength and 35,000 psi shear strength for demanding applications
  • Secure installation and removal using hex socket drive and knurled head for enhanced grip and torque transmission
  • Reliable coarse threading with 6-32 UNC right-hand threads for quick assembly and vibration resistance
  • Durable material hardness rated at Rockwell B55 to maintain integrity under repeated use
  • Compliance with environmental standards including RoHS 3 and REACH for safe, sustainable operations

Professional Applications & Engineering Value

This 18-8 stainless steel shoulder screw is engineered to address critical challenges in precision machinery, such as misalignment and component wear. The UNC coarse threads with Class 3A fit ensure tight tolerances and reliable fastening in high-vibration environments, while the hex socket drive and knurled head facilitate easy installation in confined spaces. Ideal for industrial applications like robotics, automotive assemblies, and electronic enclosures, it provides a robust shoulder screw solution that enhances equipment longevity and reduces maintenance needs. The material's inherent corrosion resistance and high tensile strength make it suitable for both indoor and outdoor settings, delivering consistent performance where durability is paramount.

Specification Summary & Compliance

This shoulder screw adheres to precise dimensional standards, including a Class 3A thread fit for superior accuracy and a shoulder diameter tolerance of -0.004" to -0.002". It conforms to UNC thread specifications with a 6-32 size and coarse spacing, and meets regulatory requirements such as RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring environmental safety and industry acceptance.

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