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5/16"-18 Stainless Steel Star Drive (6 Lobe) Truss Head Machine Screws
Diameter - Thread Pitch: 5/16"-18
- The star drive is designed to lower the chance of stripping than a Phillips drive during a proper installation
- A machine screw is commonly identified by its small size
- Allows more torque to be applied to a screw without risk or stripping
- Truss heads are used to distribute surface pressure of the screw and may help prevent accidental loosening of the screw
- Rust and corrosion resistant
- Fastener industry standard material
- Suitable for freshwater moisture environments
5/16"-18 Star drive truss head machine screws are available in grade 18-8 stainless steel.
See Product Specifications
NA = "Not Sold In Single Quantity"
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Product Specifications
Corrosion Resistant
Yes
Drive Style
Star
Grade
18-8
Head Diameter
Max 0.698 - Min 0.665
Head Style
Truss
Material
Stainless Steel
Overall Head Height
Max 0.183 - Min 0.161 (From Bottom of Undercut to Top of Head)
Product Type
Torx 6 Lobe Truss Head Machine Screws
System of Measurement (Unit)
Inch
Thread Diameter
5/16" Max 0.3113 - Min 0.3026
Thread Direction
Right Hand
Thread Pitch (Count)
18 Per Inch
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
Torx Drive
T40
