S-8077A462 10-24 ASME B18.3 Shoulder Screws

Shoulder Screws

0545FA00290 Shoulder Screws
0545FA00290 Shoulder Screws

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

Part No.
Part No. 0545FA00290
Equivalent to mcmaster :
8077A462

Basic Information

System of Measurement Inch

Head Parameters

Head Type Socket
Head Diameter 3/8"
Head Height 3/16"
Head Texture Knurled
Socket Head Profile Standard

Dimensions

Shoulder Diameter 1/4"
Shoulder Diameter Tolerance -0.004" to -0.002"
Shoulder Fit Standard
Shoulder Length 13/32"
Shoulder Length Tolerance -0.005" to 0.005"

Thread Parameters

Thread Type UNC
Thread Size 10-24
Thread Diameter 0.19"
Thread Spacing Coarse
Thread Length 3/8"
Thread Direction Right Hand
Thread Fit Class 3A

Tip & Drive Parameters

Drive Style Hex
Drive Size 1/8"

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
Specifications Met ASME B18.3
Technical Drawings No drawings available at the moment, will be launched soon
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Key Features & Benefits at a Glance

  • Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments and chemical exposure
  • Enhanced durability and wear resistance from the Black Oxide finish, providing long-lasting performance and reduced maintenance
  • High-strength reliability with 70,000 psi tensile strength and 35,000 psi shear strength, ensuring secure fastening under heavy loads
  • Precise thread engagement with Class 3A UNC coarse threading for quick assembly and vibration resistance in dynamic applications
  • Secure grip and easy installation thanks to the knurled socket head and 1/8" hex drive, preventing tool slippage
  • Accurate component alignment with a standardized shoulder fit, minimizing misalignment in machinery and assemblies
  • Compliance with industry standards including ASME B18.3, RoHS 3, and REACH, ensuring safety and regulatory adherence

Professional Applications & Engineering Value

This 316 Stainless Steel Shoulder Screw with Black Oxide finish is engineered to address critical challenges in industrial settings, such as corrosion, high stress, and precise alignment needs. The UNC coarse thread and Class 3A thread fit ensure reliable fastening in vibrating environments, reducing the risk of loosening in machinery, automotive, and aerospace components. The knurled socket head with hex drive allows for efficient installation in tight spaces, while the standardized shoulder provides stable bearing surfaces for rotating parts. Ideal for applications requiring high tensile and shear strength, this screw supports heavy-duty assemblies without compromising on RoHS and REACH compliance, making it a versatile choice for engineers prioritizing durability and regulatory standards.

Specification Summary & Compliance

This shoulder screw features a 10-24 UNC thread with Class 3A fit for precise tolerance, along with a shoulder diameter of 1/4" and length of 13/32" within specified tolerances. It meets ASME B18.3 manufacturing standards and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and quality in industrial use.

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