S-91221A225 6-32 x 3/4" Plastic Socket Head Screws

Plastic Socket Head Screws

0021FA00064 Plastic Socket Head Screws
0021FA00064 Plastic Socket Head Screws

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

Part No.
Part No. 0021FA00064
Equivalent to mcmaster :
91221A225

Basic Information

Color Off-White
System of Measurement Inch

Head Parameters

Head Type Socket
Head Diameter 0.226"
Head Height 0.138"
Socket Head Profile Standard

Dimensions

Length 3/4"

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

Tip & Drive Parameters

Drive Style Hex
Drive Size 7/64"

Material & Strength

Material Glass-Filled Nylon Plastic
Hardness Not Rated

Temperature & Environment

Temperature Range -20° to 230° F
REACH Compliant
RoHS Compliant
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
Price available upon request. Our sales team will respond within 24 hours with a competitive quote tailored to your requirements.
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Key Features & Benefits at a Glance

  • Enhanced durability and strength through glass-filled nylon construction, providing superior resistance to wear and impact in demanding environments.
  • Excellent corrosion resistance without additional coatings, ideal for harsh or chemical-exposed applications where metal fasteners would degrade.
  • Electrical insulation properties ensure safe use in electronic assemblies, preventing short circuits and electrical interference.
  • Broad temperature tolerance from -20°F to 230°F, maintaining structural integrity and performance in varied thermal conditions.
  • Precise Class 2A thread fit with 6-32 UNC coarse threads for reliable engagement, easy assembly, and reduced cross-threading risks.
  • Efficient torque transmission via the 7/64" hex socket drive, allowing high tightening forces with standard Allen keys and minimizing tool slippage.
  • Compliance with RoHS 3 and REACH regulations ensures environmental safety and meets global standards for hazardous substance restrictions.

Professional Applications & Engineering Value

Engineered for industrial and technical settings, this glass-filled nylon socket head cap screw addresses critical challenges like corrosion, electrical conductivity, and weight reduction. Its robust UNC coarse thread design ensures secure fastening in plastics, composites, or soft metals, while the hex drive enables high-torque installation without stripping. Commonly used in electrical enclosures, automotive components, and food processing equipment, it provides a non-conductive, chemically inert alternative to metal screws, reducing maintenance and enhancing safety in sensitive applications.

Specification Summary & Compliance

This screw adheres to UNC thread standards with a Class 2A thread fit for consistent dimensional accuracy and assembly ease. It is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), confirming the absence of restricted hazardous substances. The fully threaded design and standard socket head profile ensure uniform performance across industrial uses.

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