S-99477A132 M4 x 8 mm DIN 912, UL 94 HB Plastic Socket Head Screws

Plastic Socket Head Screws

0021FA00394 Plastic Socket Head Screws
0021FA00394 Plastic Socket Head Screws

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

Part No.
Part No. 0021FA00394
Equivalent to mcmaster :
99477A132

Basic Information

Color Off-White
System of Measurement Metric

Head Parameters

Head Type Socket
Head Diameter 7 mm
Head Height 4 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 3 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

  • Superior chemical and moisture resistance with polypropylene construction, ideal for harsh environments without corrosion concerns.
  • High tensile strength of 4500 psi ensures reliable fastening in light to medium-duty industrial applications.
  • Precise hex socket drive (3mm) allows for secure tool engagement and reduced risk of stripping during installation.
  • Wide operating temperature range (-20° to 180° F) provides consistent performance across various climatic conditions.
  • Fully compliant with DIN 912 standards guaranteeing dimensional accuracy and interchangeability in metric assemblies.
  • Class 6g thread fit with coarse pitch offers quick assembly and secure holding power in plastic or soft materials.
  • Meets RoHS 3 and REACH regulations ensuring environmental safety and compliance in global supply chains.

Professional Applications & Engineering Value

This M4 metric socket head cap screw is engineered from durable polypropylene plastic, making it an excellent choice for applications where metal fasteners are unsuitable due to electrical insulation, weight reduction, or corrosion risks. The hex drive design and fully threaded rod provide uniform clamping force, essential in electronics enclosures, automotive components, and consumer appliances. Its coarse thread with Class 6g tolerance ensures rapid installation and vibration resistance in plastic housings, while the off-white color blends discreetly in finished products. By adhering to DIN 912 specifications, it delivers consistent performance in automated assembly lines, reducing downtime and maintenance costs.

Specification Summary & Compliance

This screw features M4 x 0.7mm coarse threads with a Class 6g thread fit per ISO metric standards, ensuring precise engagement. It complies with DIN 912 for dimensional accuracy, including head diameter (7mm) and length (8mm). The product is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting stringent environmental and safety regulations for industrial use.

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