
NSK RMS1002C7S-350 ball screw
- Brand
- NSK
- Category
- Linear motion
- Subcategory
- Linear motion
- Series
- RMS
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Description
NSK RMS1002C7S-350 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 RMS1002C7S-350 and any equivalents.
The NSK RMS series is a line of precision ball screws. A ball screw turns rotary input into straight-line movement along its axis, and it does so with low friction and consistent positioning. Machine tools, automation cells and positioning stages are the usual homes for this series, where accuracy and stiffness matter. MR Industrial Accessories LLC supplies the line to maintenance and purchasing teams in the United States and Latin America.
Reading the code is the fastest way to know what you are looking at. The letters RMS open the reference and mark the family. The digits right after them give the nominal screw diameter. Then comes the letter C, which tells you the nut type, followed by numbers for lead or preload. A closing S points to the sealing or nut variant. Take RMS0601C7S-300: 6 mm diameter, 1 mm lead, C7 nut, 300 mm length. RMS0801.5C7S-300 steps up to 8 mm diameter with 1.5 mm lead. RMS1002C7S-350 and RMS1202C7S-350 go to 10 mm and 12 mm diameter, both with 2 mm lead and 350 mm length.
Typical installations include machining centers, grinding machines, coordinate measuring machines, Cartesian robots, laser cutting equipment and dosing systems. Plants in the automotive, metalworking, food and pharmaceutical sectors rely on this kind of screw when they need repeatable positioning and low friction. Test benches and coordinate tables are other common applications.
Choosing a unit comes down to four inputs: axial load, rotational speed, required precision and the environment it works in. Lubrication and sealing need to suit the same conditions, since they affect how long the screw lasts. During assembly, the supports must line up with the nut axis, and axial play has to be held to what the application allows. Preload and the rigidity of the whole assembly set the final accuracy you can expect.
Crossing to another maker is possible when the mounting dimensions, lead, diameter and nut type all line up. There is no automatic interchange, because each manufacturer uses its own nomenclature and tolerance scheme. Send the part number you have and the team can point you to the matching option.
Quotes are handled by part number. Message the team on WhatsApp or by email with the full reference or the dimensions your machine needs, and they will reply promptly, suggest equivalents and help you settle on the right configuration.
Dimensions
Dimensions and tolerances: Message us the part number on WhatsApp and we'll verify its dimensions and version with the manufacturer's datasheet.
Frequently asked questions
- What does the RMS designation mean on an NSK screw?
- RMS marks the precision ball screw series. The numbers that follow give diameter and lead, the letter C defines the nut type, and the digits after it cover preload or configuration. A trailing S indicates the sealing or nut variant.
- How do I pick the right RMS screw for my machine?
- Start with axial load, speed, precision and environment. Then confirm the diameter, lead and length your equipment calls for. Lubrication and sealing have to match the same conditions. You can send us your equipment data and we will help you sort it out.
- Can an NSK RMS screw replace one from another brand?
- It can, provided the mounting dimensions, lead, diameter and nut type are the same. Interchange between brands is never direct, since tolerances and rigidity differ. Give us the original part number and we will identify the compatible option.

