S-99477A138 M5 x 12 mm DIN 912, UL 94 HB Plastic Socket Head Screws

Plastic Socket Head Screws

0021FA00400 Plastic Socket Head Screws
0021FA00400 Plastic Socket Head Screws

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

Part No.
Part No. 0021FA00400
Equivalent to mcmaster :
99477A138

Basic Information

Color Off-White
System of Measurement Metric

Head Parameters

Head Type Socket
Head Diameter 8.5 mm
Head Height 5 mm
Socket Head Profile Standard

Dimensions

Length 12 mm

Thread Parameters

Thread Type Metric
Thread Size M5
Thread Pitch 0.8 mm
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 6g
Threading Fully Threaded

Tip & Drive Parameters

Drive Style Hex
Drive Size 4 mm

Material & Strength

Material Polypropylene Plastic
Hardness Not Rated
Tensile Strength 4500 psi

Temperature & Environment

Temperature Range -20° to 180° F
REACH Compliant
RoHS Compliant
Specifications Met DIN 912, 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

  • Excellent corrosion resistance for long-lasting performance in harsh environments without rust or galvanic corrosion
  • High tensile strength of 4500 psi provides reliable clamping force and structural integrity for industrial assemblies
  • Wide temperature tolerance (-20° to 180°F) ensures consistent performance across various operating conditions
  • Precise Class 6g thread fit enables smooth installation and secure fastening with standard metric components
  • UL 94 HB flammability rating offers enhanced safety compliance for electrical and industrial applications
  • 4mm hex drive socket design allows for high-torque installation with standard Allen keys
  • Lightweight polypropylene construction reduces overall assembly weight while maintaining durability

Professional Applications & Engineering Value

These M5 socket head cap screws engineered from polypropylene plastic provide exceptional value in applications where metal fasteners would cause galvanic corrosion or electrical interference. The metric coarse thread with 0.8mm pitch and Class 6g thread fit ensures quick assembly and reliable performance in vibration-prone environments. The off-white color and plastic composition make these industrial plastic fasteners ideal for electrical enclosures, food processing equipment, chemical handling systems, and marine applications where non-conductive, non-corrosive properties are essential. The DIN 912 standard compliance guarantees dimensional accuracy and interchangeability with existing metric fastener systems.

Specification Summary & Compliance

This metric socket head cap screw features M5 x 0.8mm coarse threading with Class 6g thread fit per ISO standards and complies with DIN 912 specifications for dimensional accuracy. The product meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental compliance requirements, along with UL 94 HB flammability rating for safety-critical applications. Manufacturing follows standardized metric thread specifications ensuring consistent performance and compatibility across industrial fastener systems.

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