S-97695A123 M4 x 8 mm UL 94 HB Plastic Socket Head Screws

Plastic Socket Head Screws

0021FA00281 Plastic Socket Head Screws
0021FA00281 Plastic Socket Head Screws

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

Part No.
Part No. 0021FA00281
Equivalent to mcmaster :
97695A123

Basic Information

Color Black
System of Measurement Metric

Head Parameters

Head Type Socket
Head Diameter 6.7 mm
Head Height 4.1 mm
Socket Head Profile Standard

Dimensions

Length 8 mm

Thread Parameters

Thread Type Metric
Thread Size M4
Thread Pitch 0.7 mm
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 6g
Threading Fully Threaded

Tip & Drive Parameters

Drive Style Hex
Drive Size 9/64"

Material & Strength

Material Glass-Filled Nylon Plastic
Hardness Not Rated

Temperature & Environment

Temperature Range -20° to 230° F
REACH Compliant
RoHS Compliant
Specifications Met UL 94 HB
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 durability and strength from glass-filled nylon construction, ideal for demanding industrial environments.
  • Reliable performance across a wide temperature range from -20°F to 230°F, ensuring stability in various operating conditions.
  • Secure and precise fastening with a Class 6g thread fit and M4 x 0.7 mm coarse thread, providing excellent grip and vibration resistance.
  • Easy installation and removal using a standard 9/64" hex drive, compatible with common tools for efficient assembly.
  • Full threading along the 8 mm length offers maximum adjustability and holding power in applications.
  • Compliance with major safety and environmental standards including UL 94 HB, RoHS 3, and REACH, ensuring safe and sustainable use.
  • Lightweight and corrosion-resistant black plastic design reduces overall weight and eliminates rust concerns.

Professional Applications & Engineering Value

This M4 socket head cap screw is engineered to address critical challenges in industrial settings, such as the need for lightweight, non-conductive, and corrosion-resistant fasteners. Made from glass-filled nylon, it provides enhanced mechanical strength and dimensional stability, making it suitable for high-temperature applications up to 230°F. The metric hex drive and fully threaded design ensure quick, secure installations in machinery, electronics, and automotive assemblies, reducing the risk of loosening under vibration. Its coarse thread pitch and Class 6g tolerance deliver reliable performance in plastics and soft materials, minimizing stripping and improving longevity in repetitive use scenarios.

Specification Summary & Compliance

This screw adheres to precise metric dimensions with an M4 thread size, 0.7 mm pitch, and 8 mm length, manufactured to Class 6g thread fit standards for consistent accuracy. It complies with UL 94 HB for flame retardancy, RoHS 3 (2015/863/EU) for hazardous substance restrictions, and REACH (EC 1907/2006) for chemical safety, ensuring full regulatory conformity in industrial and consumer applications.

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