S-93015A212 10-24 x 1 5/8" Thumb Screws

Thumb Screws

0781FA00005 Thumb Screws
0781FA00005 Thumb Screws

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

Part No.
Part No. 0781FA00005
Equivalent to mcmaster :
93015A212

Basic Information

System of Measurement Inch

Head Parameters

Head Type Thumb
Thumb Screw Head Shape Round
Round-Head Thumb Screw Profile Low
Head Diameter 3/4"
Head Height 5/16"
Head Texture Knurled

Dimensions

Length 1 5/8"

Thread Parameters

Thread Type UNC
Thread Size 10-24
Thread Diameter 0.19"
Thread Spacing Coarse
Thread Length 1 5/16"
Thread Direction Right Hand
Thread Fit Class 2A
Threading Partially Threaded

Tip & Drive Parameters

Tip Type Extended
Tip Length 0.125"
Tip Diameter 1/8"

Material & Strength

Material 18-8 Stainless Steel
Hardness Rockwell B83
Tensile Strength 80000 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 and reducing replacement costs.
  • Exceptional mechanical strength offering 80,000 psi tensile strength and Rockwell B83 hardness for reliable performance under high stress.
  • Effortless manual operation thanks to the knurled, round low-profile head that provides a secure, non-slip grip without tools.
  • Quick and reliable installation with 10-24 UNC coarse threading and Class 2A thread fit, ensuring easy starts and consistent engagement.
  • Versatile partial threading with 1 5/16" thread length and extended tip for precise alignment and secure fastening in various panel thicknesses.
  • Compliance with global regulations including RoHS 3 and REACH, making it suitable for international supply chains and sensitive applications.
  • Durable, long-lasting performance from the robust material and precise manufacturing, minimizing maintenance and downtime.

Professional Applications & Engineering Value

This 18-8 stainless steel thumb screw is engineered to solve common industrial challenges, such as frequent adjustments and exposure to corrosive elements. The knurled round head and low-profile design allow for quick hand-tightening in tight spaces, reducing assembly time and eliminating the need for tools. Its 10-24 UNC coarse thread and Class 2A fit provide reliable fastening in equipment panels, electronic enclosures, and machinery guards, ensuring vibration resistance and repeatable use. The partial threading and extended tip facilitate easy alignment, making it ideal for applications requiring regular maintenance or access, while the high tensile strength supports heavy-duty use in manufacturing, automotive, and aerospace sectors.

Specification Summary & Compliance

This thumb screw features precise 10-24 UNC coarse threads with a Class 2A thread fit for consistent performance and easy assembly. Dimensions include a 1 5/8" length, 1 5/16" thread length, and 3/4" head diameter. It complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and suitability for global industrial markets.

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