These #4-40x5/16" socket set screws are crafted from alloy steel with a black oxide finish, providing excellent corrosion resistance and durability. The cup point design ensures a secure grip in various applications, making them ideal for machinery and assembly work. With a coarse thread for easy installation, these set screws meet industry standards for quality and reliability. Perfect for both professional and DIY projects, they are a must-have for any toolkit.
Description
BBI Socket Set Screw, Measurement System: Imperial, #4-40 Thread, 5/16 in Length, Cup Point, Alloy Steel, Plain/Thermal Black Oxide, Hex Drive, UNC Thread, 0.061 in Point, 45-53 HRC Hardness, 0.05 in Drive
Features:
- Used against hardened shaft or where frequent adjustment are needed and where no locking point is required
Applications:
Usedtofastenshaftcollars,gearsorknobstoshafts
Standards/Approval:
- ANSI/ASME B18.3-2002
- ASTM F912
- BS 2470 Class Fit 3A
