8020, 13040, 15 40 Series 5/16-18 Steel Self Aligning Roll in T-Nut with Ball Spring - T Slot Accessories for Aluminum Extrusion - Hardware Nuts...

This T-nut measures 13.5 mm x 7.2 mm x 22 mm long and features a 5/16-18 thread, including a ball spring. It is intended for use with 1515, 40-4040, 1530, and any other 1.5' or 40mm based aluminum extrusions. This 15/40 Series nut is constructed from 1045 steel and has a bright zinc finish. The ball spring enables accessories to be suspended vertically within the T-slot. This T-nut works with 5/16-18 bolts (not included) to secure joining plates, corner brackets, hinges, and other T-track accessories to aluminum extrusion. This durable and high-grade 5/16-18 nut is a valuable addition to any fasteners hardware toolbox. Ideal for home improvement enthusiasts and general DIY projects. It is appropriate for a wide range of applications, such as 3D printers, CNC machines, building industrial aluminum frame structures, CNC laser cutters, and robotics projects