S-90462A200 6-32 x 1/4" Thumb Screws

Thumb Screws

0790FA00001 Thumb Screws
0790FA00001 Thumb Screws

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

Part No.
Part No. 0790FA00001
Equivalent to mcmaster :
90462A200

Basic Information

Color Off-White
System of Measurement Inch

Head Parameters

Head Type Thumb
Thumb Screw Head Shape Round
Round-Head Thumb Screw Profile Raised
Head Diameter 23/64"
Head Height 9/32"
Head Texture Knurled

Dimensions

Length 1/4"
Collar Diameter 19/64"
Collar Height 5/32"

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

Material & Strength

Material Glass-Filled Nylon Plastic
Hardness Not Rated
Tensile Strength 18000 psi

Temperature & Environment

Temperature Range -40° to 185° F
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

  • Easy manual operation with knurled round head design providing superior grip without tools
  • Exceptional durability from glass-filled nylon construction withstanding 18,000 psi tensile loads
  • Wide temperature compatibility performing reliably from -40° to 185°F in diverse environments
  • Precision thread engagement with Class 2A UNC coarse threads ensuring secure fastening
  • Full-length threading for maximum adjustability and holding power throughout the 1/4" length
  • Regulatory compliance meeting RoHS 3 and REACH standards for safe industrial use
  • Corrosion-resistant properties of plastic material eliminating rust concerns in various applications

Professional Applications & Engineering Value

This 6-32 UNC thumb screw delivers exceptional value in applications requiring frequent adjustments or tool-free maintenance. The glass-filled nylon plastic construction provides the ideal balance of strength and lightweight properties, making it perfect for electronic enclosures, instrumentation panels, and access covers where metal fasteners could cause short circuits or corrosion. The knurled round head with raised profile ensures positive grip even with gloved hands, while the coarse thread spacing enables quick installation and removal. With its 18,000 psi tensile strength and broad temperature range, this fastener maintains integrity in demanding environments from industrial controls to outdoor equipment, solving the dual challenges of accessibility and reliability in modern assembly designs.

Specification Summary & Compliance

This thumb screw features precision 6-32 UNC threads with Class 2A fit and coarse thread spacing, ensuring consistent performance across standard mating components. The 1/4" length with full threading provides complete engagement capability. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, guaranteeing environmental safety and regulatory acceptance for global industrial applications. The dimensional accuracy meets standard inch system requirements for reliable interchangeability in professional fastening systems.

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