S-93285A018 M2 x 5 mm ASME B18.3.6M Set Screws

Set Screws

0645FA00003 Set Screws
0645FA00003 Set Screws

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

Part No.
Part No. 0645FA00003
Equivalent to mcmaster :
93285A018

Basic Information

System of Measurement Metric

Head Parameters

Head Type Headless

Dimensions

Length 5 mm

Thread Parameters

Thread Type Metric
Thread Size M2
Thread Pitch 0.4 mm
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 6g

Tip & Drive Parameters

Tip Type Soft
Tip Length 0.8 mm
Tip Diameter 0.8 mm
Tip Material Nylon 6/6 Plastic
Tip Color Green
Tip Temperature Range -50° to 250° F
Drive Style Hex
Drive Size 0.9 mm

Material & Strength

Material 18-8 Stainless Steel
Hardness Rockwell B80

Temperature & Environment

REACH Compliant
RoHS Compliant
Specifications Met ASME B18.3.6M
Technical Drawings No drawings available at the moment, will be launched soon
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Key Features & Benefits at a Glance

  • Precision holding power with M2 coarse thread and Class 6g fit for reliable fastening in industrial applications
  • Surface protection provided by green nylon 6/6 plastic tip that prevents damage to mating components
  • Wide temperature resistance with nylon tip operating range from -50° to 250°F for diverse environmental conditions
  • Corrosion-resistant construction using 18-8 stainless steel with Rockwell B80 hardness for long-term durability
  • Secure installation enabled by hex drive design that prevents cam-out during torque application
  • Headless profile allows for flush mounting in space-constrained assemblies
  • Regulatory compliance meeting ASME B18.3.6M, RoHS 3, and REACH standards for quality assurance

Professional Applications & Engineering Value

This M2 hex headless set screw delivers exceptional engineering value in precision assemblies where component protection and secure positioning are critical. The 18-8 stainless steel construction provides excellent corrosion resistance while maintaining Rockwell B80 hardness for structural integrity. The nylon 6/6 plastic tip serves as a protective interface that prevents marring and damage to sensitive surfaces, making it ideal for applications in electronics, precision machinery, and automotive components. The coarse thread design with 0.4mm pitch ensures quick installation and reliable holding power in materials where fine threads might strip. With its compact 5mm length and headless design, this metric set screw solves space limitation challenges while providing vibration-resistant fastening solutions.

Specification Summary & Compliance

This precision set screw features M2 x 0.4mm coarse threading with Class 6g thread fit tolerance for consistent performance. Manufactured to ASME B18.3.6M specifications, the component ensures dimensional accuracy and interchangeability. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming its suitability for global industrial applications requiring strict material restrictions.

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