
NSK W3215SS-1P-C5Z5 ball screw
- Brand
- NSK
- Category
- Linear motion
- Subcategory
- Linear motion
- Series
- SS
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Description
NSK W3215SS-1P-C5Z5 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 W3215SS-1P-C5Z5 and any equivalents.
The NSK SS series ball screw turns rotary motion into axial movement with very low friction. It is a common choice for machine tools, automation systems and positioning equipment that need smooth operation and repeatable results. We supply this series to customers across the United States and in several Latin American countries.
The part number is built in sections. The initial W stands for the screw series, the next digits give the nominal shaft diameter, and SS indicates a single nut. After that you will find the number of circuits (1P or 2P), the preload type (C5 or C4) and the axial clearance code (Z4 or Z5). For instance, W2003SS-1P-C5Z4 has a 20 mm diameter and a 03 lead, while W2503SS-1P-C5Z4 uses a 25 mm diameter. These codes tell you the load capacity and precision of the assembly.
You will find these screws in machining centers, CNC mills, grinders, Cartesian robots, measuring equipment and laser cutters. They are also used in test benches and transfer systems that require high axial rigidity and fast dynamic response. Industries such as automotive, metalworking, food processing and packaging rely on them for repetitive linear motion without play.
When selecting a screw, consider the axial load, rotation speed, distance between supports and preload type. Use the grease or oil lubrication specified for your application, and make sure the nut seal keeps contaminants out. During assembly, align the supports with the shaft and set the axial clearance according to the Z code. Proper installation protects the precision and service life of the system.
NSK SS series screws can be interchanged with similar products from other brands, but always check mounting dimensions, lead, diameter and preload type. Not every equivalence is direct: a different axial clearance or number of circuits will affect performance. If you have a part number from another manufacturer, we can point you to a compatible alternative or quote the exact part you need.
To request a quote for an NSK SS series ball screw, send us the complete part number or your required measurements via WhatsApp or email. Our team replies promptly and can suggest equivalents and help you choose the right option for your machine. We can also source other series and special configurations.
Dimensions
- Bore
- 32 mm
Frequently asked questions
- What does SS mean in NSK ball screws?
- SS identifies the series of ball screws with a single nut. It is an internal NSK designation that groups models with similar construction features. The full code also includes diameter, lead, number of circuits and preload type.
- How do I choose the correct Z code for my application?
- The Z code indicates axial clearance. For precise positioning, a reduced clearance is recommended, while less demanding movements can use a larger clearance. The choice depends on the rigidity and repeatability your machine requires.
- Can I replace a screw from another brand with an NSK SS series one?
- Yes, as long as diameter, lead, length and mounting type match. Equivalences between brands are not always direct; preload and axial clearance must be verified. With the original part number we can indicate the compatible alternative.

