S-8077A185 6-32 Shoulder Screws

Shoulder Screws

0545FA00068 Shoulder Screws
0545FA00068 Shoulder Screws

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

Part No.
Part No. 0545FA00068
Equivalent to mcmaster :
8077A185

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 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
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 extended service life.
  • Enhanced durability and wear resistance from the Black Oxide finish, providing added protection against rust and galling.
  • Precise component alignment ensured by the standard shoulder fit and Class 3A thread fit, reducing assembly errors and improving product reliability.
  • High mechanical strength with 70,000 psi tensile and 35,000 psi shear strength, suitable for demanding applications requiring robust fastening.
  • Secure, non-slip installation facilitated by the knurled socket head and hex drive, allowing for high torque application without tool slippage.
  • Broad compatibility with 6-32 UNC coarse threads and right-hand threading, ensuring easy integration into existing industrial assemblies.
  • Compliance with environmental regulations including RoHS 3 and REACH, making it safe for use in regulated markets and eco-conscious industries.

Professional Applications & Engineering Value

This 316 Stainless Steel Shoulder Screw with a Black Oxide finish is engineered to address critical challenges in precision machinery, automation systems, and corrosive environments. The Class 3A thread fit and standardized UNC coarse threads provide exceptional dimensional accuracy, minimizing backlash and ensuring reliable performance in high-vibration applications. The knurled socket head with a hex drive allows for secure tool engagement, reducing the risk of stripping during installation. Its high tensile strength of 70,000 psi and excellent corrosion resistance make it ideal for use in chemical processing, marine equipment, and food machinery, where durability and hygiene are paramount. By offering precise shoulder alignment and consistent performance, this screw enhances assembly efficiency and reduces maintenance costs in industrial applications.

Specification Summary & Compliance

This shoulder screw adheres to precise dimensional tolerances, including a Class 3A thread fit for superior engagement and a shoulder diameter tolerance of -0.004" to -0.002". It features 6-32 UNC coarse threads in a right-hand direction, with a shoulder length of 5/8" and minimal tolerance variations. Manufactured from 316 stainless steel with a Black Oxide finish, it complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and suitability for global industrial standards.

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