NSK ZFD 8020-6 ball screw

NSK ZFD 8020-6 belongs to ball screw, part of our Linear motion range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for ZFD 8020-6 and any equivalents.

The NSK ZFD series ball screw turns rotary input into accurate axial travel, making it a common choice for machine tools, automation cells and positioning systems that need repeatable motion. MR Industrial Accessories LLC supplies this series to customers throughout the United States and Latin America, and can help you confirm the right configuration for your application.

Reading a ZFD code is straightforward once you know the blocks. The first digits give the nominal screw diameter in millimeters, the next give the lead in millimeters, and the trailing suffix such as -6, -8 or -4 identifies the ball circuit count or nut style, depending on how the screw is built. So ZFD 2005 is a 20 mm diameter screw with a 5 mm lead, and ZFD 2510 is a 25 mm diameter screw with a 10 mm lead. That structure lets a maintenance or purchasing team identify the main characteristics from the part number alone.

These ball screws appear in machining centers, CNC lathes, milling machines, laser cutting equipment and industrial automation systems. They are also found in coordinate measuring machines, Cartesian robots and other high-accuracy positioning devices. Because they carry high axial loads with low friction, they suit intensive duty cycles and repetitive movement.

Selection comes down to axial load, rotational speed, the length between supports and the mounting arrangement. Lubrication matters: use a grease or oil intended for ball screws, and check the sealing to keep contaminants out. The screw and the linear guide must be aligned precisely to avoid lateral stress. Axial clearance is set to match the job, with less clearance for fine positioning and more for transport-type motion.

ZFD series ball screws can be interchanged with products from other makers that use the same diameter and lead naming, such as THK, HIWIN or Bosch Rexroth, as long as mounting dimensions, load capacity and nut type are verified. If you are working from another brand's code, send it over and we can help you locate a suitable equivalent.

To request a quote, send the complete code by WhatsApp or email to MR Industrial Accessories LLC. We reply promptly and can assist with choosing the right configuration for your project.