Quarter Turn Fastener Countersunk Steel Allen Head Button 0.550 Length For #6 Spring
Note: There's a volume discount if you purchase 100 at a time.
California Prop 65 Warning: This item may cause cancer or reproductive harm. For more info visit p65warnings.ca.gov
Description
The manufacturer says this button has a 7/16" shank. The actual shank diameter of this button is 0.406"
3/8" = 0.375"
This button = 0.406"
7/16" = 0.4375"
For mounting sheet metal and fiberglass, quarter turn panel fasteners are the most practical fasteners requiring only one tool. Panel fasteners have been used in off-road racing for years due to their lightweight and durable design. Available in a variety of sizes to fit your specific needs.
Originally quarter turn fasteners came from the Military Aircraft industry. When they say #5 they are referring to the diameter of the button which is 5/16. Or if they say #6 they are referring to the diameter of the button which is 3/8. The length of the button is measured from the panel surface down to the bottom edge of the spring seat. Below is a picture.
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3/8" = 0.375"
This button = 0.406"
7/16" = 0.4375"
For mounting sheet metal and fiberglass, quarter turn panel fasteners are the most practical fasteners requiring only one tool. Panel fasteners have been used in off-road racing for years due to their lightweight and durable design. Available in a variety of sizes to fit your specific needs.
Originally quarter turn fasteners came from the Military Aircraft industry. When they say #5 they are referring to the diameter of the button which is 5/16. Or if they say #6 they are referring to the diameter of the button which is 3/8. The length of the button is measured from the panel surface down to the bottom edge of the spring seat. Below is a picture.
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