S-90283A835 10-32 x 1 1/4" ASME B18.6.3 Steel Pan Head Slotted Screws

Steel Pan Head Slotted Screws

0121FA00078 Steel Pan Head Slotted Screws
0121FA00078 Steel Pan Head Slotted Screws

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

Part No.
Part No. 0121FA00078
Equivalent to mcmaster :
90283A835

Basic Information

System of Measurement Inch

Head Parameters

Head Type Rounded
Head Diameter 0.373"
Head Height 0.11"
Rounded Head Profile Standard
Rounded Head Style Pan

Dimensions

Length 1 1/4"

Thread Parameters

Thread Type UNF
Thread Size 10-32
Thread Diameter 0.19"
Thread Spacing Fine
Thread Direction Right Hand
Thread Fit Class 2A
Threading Fully Threaded

Tip & Drive Parameters

Drive Style Slotted

Material & Strength

Material Zinc-Plated Steel
Hardness Rockwell B60
Tensile Strength 60000 psi

Temperature & Environment

REACH Compliant
RoHS Compliant
Specifications Met ASME B18.6.3
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 zinc-plated steel construction, ensuring long-lasting performance in harsh industrial environments.
  • High tensile strength of 60,000 PSI provides reliable fastening under heavy loads, reducing the risk of mechanical failure.
  • Fine UNF threads with Class 2A fit offer precise engagement and vibration resistance for secure assemblies.
  • Fully threaded design allows for maximum grip and uniform stress distribution along the entire length.
  • Slotted drive and rounded pan head enable easy installation and removal with standard tools, saving time in maintenance.
  • Compliance with ASME B18.6.3, RoHS, and REACH ensures quality, safety, and environmental standards are met for global applications.
  • Rockwell B60 hardness enhances durability and wear resistance, extending the screw's service life.

Professional Applications & Engineering Value

These 10-32 UNF zinc-plated steel rounded head slotted screws are engineered to address common industrial challenges, such as corrosion and vibration loosening. The zinc-plated finish provides a protective barrier against moisture and chemicals, making them ideal for outdoor equipment, automotive assemblies, and machinery exposed to corrosive conditions. With a fine thread and Class 2A fit, they ensure tight, precise fastening in applications requiring high stability, like electronic enclosures and precision instruments. The fully threaded design distributes load evenly, reducing stress concentrations and minimizing the risk of strip-out. By meeting ASME B18.6.3 standards, these screws deliver consistent performance in demanding environments, enhancing reliability and reducing maintenance downtime for B2B users.

Specification Summary & Compliance

This product features precise Class 2A thread fit and adheres to UNF fine thread standards for accurate engagement. It complies with ASME B18.6.3 manufacturing specifications, ensuring dimensional consistency and performance reliability. Additionally, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, supporting environmental safety and regulatory requirements in industrial applications.

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