S-93015A232 1/2"-13 x 3" Thumb Screws

Thumb Screws

0781FA00024 Thumb Screws
0781FA00024 Thumb Screws

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

Part No.
Part No. 0781FA00024
Equivalent to mcmaster :
93015A232

Basic Information

System of Measurement Inch

Head Parameters

Head Type Thumb
Thumb Screw Head Shape Round
Round-Head Thumb Screw Profile Low
Head Diameter 1 1/4"
Head Height 1/2"
Head Texture Knurled

Dimensions

Length 3"

Thread Parameters

Thread Type UNC
Thread Size 1/2"-13
Thread Diameter 0.5"
Thread Spacing Coarse
Thread Length 2 1/4"
Thread Direction Right Hand
Thread Fit Class 2A
Threading Partially Threaded

Tip & Drive Parameters

Tip Type Extended
Tip Length 0.25"
Tip Diameter 25/64"

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

  • Enhanced manual operation with 1-1/4" knurled head providing superior grip without tools
  • Exceptional corrosion resistance from 18-8 stainless steel construction for long service life
  • High load capacity with 80,000 psi tensile strength for demanding applications
  • Durable performance backed by Rockwell B83 hardness rating
  • Quick installation with 1/2"-13 UNC coarse threading and Class 2A thread fit
  • Versatile tip design featuring extended 0.25" tip for precise component alignment
  • Regulatory compliance meeting RoHS 3 and REACH environmental standards

Professional Applications & Engineering Value

This 18-8 stainless steel thumb screw delivers exceptional value in industrial settings where frequent adjustments and reliable fastening are critical. The knurled head design enables quick hand-tightening in confined spaces, while the low-profile round head minimizes protrusion in machinery applications. The 1/2"-13 UNC coarse threading provides rapid installation in metal, plastic, and composite materials, with the extended tip ensuring precise alignment during assembly. Engineered for maintenance panels, access doors, and equipment fixtures, this heavy-duty thumb screw combines the corrosion resistance of stainless steel with the mechanical strength needed for industrial environments where tool-free operation and durability are paramount.

Specification Summary & Compliance

This thumb screw features Class 2A thread fit tolerance with 1/2"-13 UNC coarse threading and partial threading along 2-1/4" of the 3" length. Manufactured to standard industrial specifications with RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) compliance, ensuring environmental regulation adherence. The component maintains dimensional accuracy with right-hand thread direction and knurled head texture for consistent performance across industrial applications.

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