S-93285A110 M3 x 3 mm ASME B18.3.6M Set Screws

Set Screws

0645FA00005 Set Screws
0645FA00005 Set Screws

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

Part No.
Part No. 0645FA00005
Equivalent to mcmaster :
93285A110

Basic Information

System of Measurement Metric

Head Parameters

Head Type Headless

Dimensions

Length 3 mm

Thread Parameters

Thread Type Metric
Thread Size M3
Thread Pitch 0.5 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 1.6 mm
Tip Material Nylon 6/6 Plastic
Tip Color Green
Tip Temperature Range -50° to 250° F
Drive Style Hex
Drive Size 1.5 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

  • Vibration-Resistant Nylon Tip: The Nylon 6/6 plastic tip prevents loosening under dynamic loads, ensuring long-term joint integrity without damaging contact surfaces.
  • Corrosion-Resistant 18-8 Stainless Steel Construction: Provides excellent durability in harsh environments, reducing maintenance frequency and replacement costs.
  • Precise Class 6g Thread Fit: Ensures reliable engagement and consistent clamping force in metric assemblies, minimizing the risk of cross-threading.
  • Wide Temperature Tolerance: Operates effectively from -50° to 250° F, making it suitable for applications with fluctuating thermal conditions.
  • Compact Headless Hex Drive Design: Allows for flush mounting in confined spaces while the 1.5 mm hex drive offers secure tool engagement during installation.
  • High Hardness for Repeated Use: Rockwell B80 hardness maintains thread form and drive integrity through multiple installation cycles.
  • Compliant with Major Industry Standards: Meets ASME B18.3.6M, RoHS 3, and REACH, ensuring regulatory acceptance for global industrial supply chains.

Professional Applications & Engineering Value

This M3 x 0.5 mm nylon tip set screw is engineered to address common challenges in precision assembly, such as vibration-induced loosening and component marring. The 18-8 stainless steel body offers superior corrosion resistance, while the Nylon 6/6 tip acts as a resilient lock, maintaining clamp load without galling shafts or gears. Its headless hex drive and compact 3 mm length make it ideal for space-constrained applications in robotics, automotive controls, and electronic enclosures where reliable, non-conductive fastening is critical. The coarse thread pitch and Class 6g tolerance ensure quick installation and consistent performance in high-cycle manufacturing environments.

Specification Summary & Compliance

This metric set screw features M3 x 0.5 mm coarse threads with a Class 6g thread fit for standard metric applications. It is manufactured in compliance with ASME B18.3.6M and is RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, ensuring adherence to international safety and environmental regulations for industrial fasteners.

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