S-94323A967 3/8"-16 x 2" Thumb Screws

Thumb Screws

0789FA00031 Thumb Screws
0789FA00031 Thumb Screws

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

Part No.
Part No. 0789FA00031
Equivalent to mcmaster :
94323A967

Basic Information

System of Measurement Inch

Head Parameters

Head Type Thumb
Thumb Screw Head Shape Round
Round-Head Thumb Screw Profile Raised
Head Diameter 11/16"
Head Height 3/16"
Head Texture Knurled

Dimensions

Length 2"
Collar Diameter 35/64"
Collar Height 1/4"

Thread Parameters

Thread Type UNC
Thread Size 3/8"-16
Thread Diameter 0.375"
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 2A
Threading Fully Threaded

Material & Strength

Material Nylon Plastic
Hardness Not Rated
Tensile Strength 11000 psi

Temperature & Environment

Temperature Range -40° to 185° F
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

  • Effortless manual operation with knurled round head design for superior grip without tools
  • Exceptional chemical and corrosion resistance thanks to durable nylon plastic construction
  • Reliable performance across extreme temperatures from -40° to 185°F (-40° to 85°C)
  • Quick installation and secure fastening with fully threaded 3/8"-16 UNC coarse thread pattern
  • Consistent thread engagement ensured by Class 2A thread fit for precise mechanical assemblies
  • Enhanced durability under load with 11,000 psi tensile strength for demanding applications
  • Environmentally compliant manufacturing meeting RoHS 3 standards for restricted substances

Professional Applications & Engineering Value

This nylon thumb screw solves critical industrial challenges where tool-free access, electrical insulation, and corrosion resistance are paramount. The knurled head provides exceptional manual grip in tight spaces or when frequent adjustments are needed in equipment panels, electronic enclosures, and machinery guards. Its Nylon Plastic construction eliminates galvanic corrosion risks when used with dissimilar metals while providing excellent dielectric properties. The fully threaded 3/8"-16 UNC coarse thread ensures maximum engagement depth and rapid installation in plastic, aluminum, or pre-tapped components. With temperature stability from -40° to 185°F, this screw maintains dimensional integrity in outdoor equipment, automotive applications, and industrial controls exposed to varying environmental conditions.

Specification Summary & Compliance

This thumb screw features precision 3/8"-16 UNC coarse threads with Class 2A thread fit for consistent engagement and reliable performance. The manufacturing process adheres to strict dimensional tolerances with a 2" length, 11/16" head diameter, and raised round head profile. The product is fully RoHS 3 (2015/863/EU) Compliant, ensuring environmental responsibility and meeting international restrictions on hazardous substances. The right-hand thread direction and fully threaded design provide standardized installation across various applications.

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