S-95868A663 1/2"-13 x 2 1/2" Plastic Socket Head Screws

Plastic Socket Head Screws

0021FA00218 Plastic Socket Head Screws
0021FA00218 Plastic Socket Head Screws

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

Part No.
Part No. 0021FA00218
Equivalent to mcmaster :
95868A663

Basic Information

System of Measurement Inch

Head Parameters

Head Type Socket
Head Diameter 3/4"
Head Height 1/2"
Socket Head Profile Standard

Dimensions

Length 2 1/2"

Thread Parameters

Thread Type UNC
Thread Size 1/2"-13
Thread Diameter 0.5"
Thread Spacing Coarse
Min Thread Length 1 9/16"
Thread Direction Right Hand
Thread Fit Class 2A
Threading Partially Threaded

Tip & Drive Parameters

Drive Style Hex
Drive Size 3/8"

Material & Strength

Material Nylon Plastic
Hardness Not Rated

Temperature & Environment

Temperature Range -40° to 140° 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

  • Excellent corrosion resistance ensures long-lasting performance in humid or chemically aggressive environments without rust or degradation.
  • Superior electrical insulation properties prevent electrical conductivity, making them ideal for electronic assemblies and applications requiring isolation.
  • High-strength nylon construction provides reliable fastening with good impact resistance while remaining lightweight.
  • 3/8" hex drive design allows for secure tool engagement and efficient installation with standard hex keys.
  • Partially threaded shank offers precise clamping control and reduces the risk of cross-threading during assembly.
  • Wide operating temperature range from -40° to 140°F maintains integrity and performance in varied thermal conditions.
  • RoHS 3 compliance guarantees environmental safety and adherence to strict international regulations.

Professional Applications & Engineering Value

Engineered for demanding industrial applications, these nylon socket head cap screws address critical challenges like galvanic corrosion and electrical short circuits. The 1/2"-13 UNC coarse thread and Class 2A thread fit ensure quick, reliable assembly with reduced risk of stripping, while the partially threaded design provides optimal grip in materials prone to cracking. Ideal for use in electrical enclosures, machinery guards, and corrosion-resistant setups, these fasteners deliver consistent performance without the weight or conductivity of metal alternatives. Their right-hand thread and standard socket head profile facilitate easy maintenance and disassembly in tight spaces.

Specification Summary & Compliance

This fastener adheres to UNC thread standards with a Class 2A thread fit for consistent dimensional accuracy and easy assembly. Manufactured to meet RoHS 3 (2015/863/EU) compliance, it is free from hazardous substances. The inch system measurements ensure compatibility with North American specifications, and the coarse thread spacing provides robust holding power in various materials.

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