S-91385A402 M2 x 6 mm DIN 916, ISO 4029 Set Screws

Set Screws

0621FA00017 Set Screws
0621FA00017 Set Screws

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

Part No.
Part No. 0621FA00017
Equivalent to mcmaster :
91385A402

Basic Information

System of Measurement Metric

Head Parameters

Head Type Headless

Dimensions

Length 6 mm

Thread Parameters

Thread Type Metric
Thread Size M2
Thread Pitch 0.4 mm
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 5g6g
Locking Type Thread Locker
Thread Locker Type Nylon Patch
Thread Locker Temperature Range -50° to 250° F

Tip & Drive Parameters

Tip Type Cup
Drive Style Hex
Drive Size 0.9 mm

Material & Strength

Material Black-Oxide Alloy Steel
Hardness Rockwell C45

Temperature & Environment

REACH Compliant
RoHS Compliant
Specifications Met DIN 916, ISO 4029
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
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Key Features & Benefits at a Glance

  • Vibration-resistant locking with a durable nylon patch that maintains integrity from -50° to 250° F, preventing loosening in dynamic environments.
  • Exceptional strength and wear resistance due to black-oxide alloy steel construction and Rockwell C45 hardness, ensuring long-term reliability under load.
  • Precise thread engagement with Class 5g6g fit and 0.4mm coarse pitch for quick assembly and secure fastening in metric applications.
  • Flush, headless design with hex drive allows for unobtrusive installation and easy adjustment in confined spaces using a 0.9mm hex key.
  • Secure gripping action from the cup tip, which bites into surfaces to resist rotation and slippage in set screw applications.
  • Compliance with international standards including DIN 916 and ISO 4029, ensuring interchangeability and quality in global industrial projects.
  • Environmentally safe usage with RoHS 3 and REACH compliance, meeting stringent regulations for hazardous substances.

Professional Applications & Engineering Value

This M2 set screw is engineered to address common industrial challenges such as component slippage and fastener failure under vibration. The black-oxide alloy steel provides excellent corrosion resistance and durability, while the nylon patch thread locker offers reliable locking without the need for additional adhesives, simplifying maintenance. Its headless, hex drive design ensures a low-profile fit in precision machinery, automotive assemblies, and electronic enclosures, where space is limited and right-hand coarse threads facilitate rapid installation. By integrating temperature-resistant properties and high Rockwell C45 hardness, it delivers consistent performance in demanding conditions, reducing downtime and replacement costs.

Specification Summary & Compliance

This set screw features a Class 5g6g thread fit with M2 x 0.4mm coarse pitch and a length of 6mm, adhering to DIN 916 and ISO 4029 standards for dimensional accuracy. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring environmental safety and regulatory approval for industrial use.

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