S-98885A113 8-32 x 1/2" ASME B18.3, UL 94 V-0 Plastic Socket Head Screws

Plastic Socket Head Screws

0021FA00304 Plastic Socket Head Screws
0021FA00304 Plastic Socket Head Screws

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

Part No.
Part No. 0021FA00304
Equivalent to mcmaster :
98885A113

Basic Information

Color Beige
System of Measurement Inch

Head Parameters

Head Type Socket
Head Diameter 0.27"
Head Height 0.164"
Socket Head Profile Standard

Dimensions

Length 1/2"

Thread Parameters

Thread Type UNC
Thread Size 8-32
Thread Diameter 0.164"
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 2A
Threading Fully Threaded

Tip & Drive Parameters

Drive Style Hex
Drive Size 9/64"

Material & Strength

Material PEEK Plastic
Hardness Not Rated
Tensile Strength 25000 psi

Temperature & Environment

Temperature Range -50° to 500° F
REACH Compliant
RoHS Compliant
Specifications Met ASME B18.3, UL 94 V-0
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
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Key Features & Benefits at a Glance

  • Exceptional thermal stability for reliable performance in extreme environments ranging from -50°F to 500°F
  • High tensile strength of 25,000 psi provides secure fastening in demanding industrial applications
  • PEEK plastic construction offers excellent chemical resistance and electrical insulation properties
  • Class 2A thread fit with UNC 8-32 coarse threads ensures precise engagement and easy installation
  • UL 94 V-0 compliant material delivers superior flame retardancy for enhanced safety
  • Hex socket drive design allows for high torque application and secure tool engagement
  • Full regulatory compliance with RoHS 3, REACH, and ASME B18.3 standards for global market acceptance

Professional Applications & Engineering Value

Engineered for challenging environments where metal fasteners fail, these PEEK plastic socket head cap screws provide critical solutions for high-temperature applications up to 500°F. The 8-32 UNC coarse thread configuration with Class 2A fit ensures reliable performance in vibration-prone assemblies while maintaining dimensional stability across extreme temperature fluctuations. These beige plastic screws are particularly valuable in electrical enclosures, semiconductor manufacturing equipment, and chemical processing systems where corrosion resistance, electrical insulation, and UL 94 V-0 flame retardancy are essential. The hex socket drive design accommodates standard tools for efficient installation in confined spaces, making them ideal for precision assemblies requiring consistent clamping force without galvanic corrosion concerns.

Specification Summary & Compliance

This 8-32 UNC socket head cap screw features precise Class 2A thread fit tolerances and complies with ASME B18.3 manufacturing specifications. The fastener meets stringent international standards including RoHS 3 (2015/863/EU) compliance for hazardous substance restrictions and REACH (EC 1907/2006) compliance for chemical safety. Additional certifications include UL 94 V-0 flammability rating, ensuring the material self-extinguishes within specified parameters for enhanced fire safety in electrical and industrial applications.

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