S-90910A735 6-32 x 1/2" ASME B18.3 Stainless Steel Button Head Torx Plus Screws

Stainless Steel Button Head Torx Plus Screws

0155FA00072 Stainless Steel Button Head Torx Plus Screws
0155FA00072 Stainless Steel Button Head Torx Plus Screws

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Part No.
Part No. 0155FA00072
Equivalent to mcmaster :
90910A735

Basic Information

System of Measurement Inch

Head Parameters

Head Type Rounded
Head Diameter 0.262"
Head Height 0.073"
Rounded Head Profile Standard
Rounded Head Style Button

Dimensions

Length 1/2"

Thread Parameters

Thread Type UNC
Thread Size 6-32
Thread Diameter 0.138"
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 2A
Threading Fully Threaded

Tip & Drive Parameters

Drive Style Torx Plus
Drive Size IP10, T10

Material & Strength

Material 18-8 Stainless Steel
Finish Passivated
Hardness Rockwell B55
Tensile Strength 60000 psi

Temperature & Environment

REACH Compliant
RoHS Compliant
Specifications Met ASME B18.3
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 and passivated finish, ideal for harsh environments and long-term reliability.
  • Enhanced torque transmission and reduced cam-out thanks to the Torx Plus drive (IP10/T10), ensuring secure fastening and minimal tool wear.
  • Excellent holding power and quick assembly from the fully threaded UNC coarse thread design, providing strong engagement in various materials.
  • High mechanical strength with 60,000 psi tensile strength and Rockwell B55 hardness, resisting deformation under load.
  • Consistent and reliable fit due to Class 2A thread fit, ensuring predictable performance in precision applications.
  • Low-profile, rounded button head design offers a smooth finish and reduced snagging, suitable for applications where clearance is a concern.
  • Compliance with major industry standards including ASME B18.3, RoHS 3, and REACH, guaranteeing safety and regulatory adherence.

Professional Applications & Engineering Value

This 6-32 x 1/2" Torx Plus Rounded Head Screw is engineered to address common industrial challenges such as vibration loosening, corrosion, and assembly efficiency. The 18-8 Stainless Steel material, combined with a passivated finish, provides exceptional resistance to rust and chemicals, making it ideal for industrial and machine applications in demanding environments like manufacturing equipment, electronics, and outdoor machinery. The Torx Plus drive ensures higher torque capability and reduces the risk of stripping, while the fully threaded UNC coarse thread design enhances grip and speeds up installation. This screw delivers reliable performance, reducing maintenance needs and downtime in professional engineering settings.

Specification Summary & Compliance

The screw features precise Class 2A thread fit and adheres to UNC coarse thread standards for consistent dimensional accuracy. It is manufactured in compliance with ASME B18.3 specifications and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and industry conformity.

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