Industrial & Scientific

The Best Linear Motion Ball Screws

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Our picks are based on Amazon bestseller rankings, verified customer ratings, and product availability. We update our recommendations regularly to ensure accuracy.

Linear motion ball screws are precision components essential for accurate and repeatable movement in automated machinery. Selecting the correct ball screw ensures optimal performance, longevity, and efficiency for your industrial applications. Investing time in understanding key specifications will prevent costly errors and downtime.

No. 1
ANWOK 1Set Ball Screw SFU1605/1000mm Ballscrew with Metal Ballnut + BK/BF12 End Support + Coupler, Length...
  • The Antibacklash Ballscrew Overall Length:1000mm /39.37inch ;Coupler End Inner Hole:6.35mm*10mm;Fixed Side Diameter:12mm.
  • The ballscrew is made of high-quality and durable CF54 steel, good wear resistance. low operating noise and high transmission efficiency.
  • High axial forces per Ball Screw volume high and more accurate positioning no stick-slip effect, heats up less, reduced drive power required.
  • The ball screws are widely used in aircraft and missiles to move control surfaces, especially for electric fly by wire, and in automobile power steering to translate rotary motion from an electric motor to axial motion of the steering rack.
  • To ensure good quality and perfect after-sales service, if you have any requirements, please contact the online service. If you want a longer Ball Screw, we can provide you with a ball screw with a length of 9.84 inches-59 inches.
No. 2
Mssoomm 20mm Ballscrew SFU2005 RM2005 Anti Backlash Linear Motion Ball Screw, Length 11.81 inch / 300mm 5mm...
  • Ball screw diameter: 20mm; Lead / Pitch: 5mm; Total length: 11.81 inch / 300mm; with no end processing. Precision C7 Grade
  • Long service life time due to low friction, low operation noise; No stick-slip effect, heats up less, reduce driving power required
  • Small starting torque, able to apply high speed and micro-feeding; High static and dynamic stiffness, high and more accurate positioning
  • As a professional seller, we can provide complete information of the products.(Contains CAD drawings and 3D modeling files)Please contact us through Amazon Message
  • As a factory seller, we have full ranges of ballscrew products ( some are showed in image 4 ), and provide customized service, any special needs, please let us know
No. 3
SFU1605 Ball Screw Set, RM1605 Ball Screw with Metal Ball Screw Nut and Set BK/BF12 for CNC Machine,Diameter...
  • Ball screw diameter: 16mm ,Lead/Pitch: 5mm , length:
  • Material:Bearing steel and aluminum alloy
  • Package includes: 1 x Ball Screw, 1 x Nut, 1 x BK12,1 x BF12, 1 x Coupler
  • Be used for CNC machine , electronic machine,industrial needs , ect.
No. 4
ANWOK SFU1605-1500mm Ballscrew kit with A Ball Nut and Machining AntiBacklash with BF12/BK12 End Support...
  • The Antibacklash Ballscrew Overall Length:1500mm /59.0inch ;Coupler End Inner Hole:6.35mm*10mm;Fixed Side Diameter:16mm.
  • The ballscrew is made of high-quality and durable CF54 steel, good wear resistance. low operating noise and high transmission efficiency.
  • High axial forces per Ball Screw volume high and more accurate positioning no stick-slip effect, heats up less, reduced drive power required.
  • The ball screws are widely used in aircraft and missiles to move control surfaces, especially for electric fly by wire, and in automobile power steering to translate rotary motion from an electric motor to axial motion of the steering rack.
  • To ensure good quality and perfect after-sales service, if you have any requirements, please contact the online service. If you want a longer Ball Screw, we can provide you with a ball screw with a length of 9.84 inches-59 inches.
No. 5
CNCYEAH Ball Screw SFU1605 1500mm Diameter 16mm,5mm Pitch Ball Screw Kit with Ballscrew Nut Housing Bracket...
  • SEPCIFICATION: Diameter: 16mm ,Lead/Pitch: 5mm , length: 1500mm
  • PACKAGE CONTAINS: 1 x Ball Screw, 1 x Nut, 1 x BK12,1 x BF12, 1 x Coupler
  • HIGH QUALITY: Non slip effect, heats up less, less driving force required, high static and dynamic rigidity.
  • ADVANTAGES:Ball screw has a long service life due to low friction, low operating noise, but no stick-slip effect, heats up less, reduces the drive power. Low friction loss, high transmission efficiency.
  • WIDELY USED:Suitable for installation on all kinds of machinery; such as: engraving machine, woodworking machinery, printing machinery, machinery, etc.
No. 6
23.62 inch / 600mm Ball Screw RM1204 SFU1204 (End Processing) with Metal Ball Screw Nut and BK10/BF10 End...
  • Ballscrew RM1204 600mm( End Processing) with a Ballnut + 1 Set BK10 and BF10 Support,and Coupler for CNC Machine.
  • Ball screw diameter: 12mm; Lead / Pitch: 4mm; Total length:600mm with end processing.
  • Long service life time due to low friction,low operation noise.
  • No stick-slip effect,heats up less,reduce driving power required.
  • Can be used for CNC,machine DIY,student project,home project,simple experiments and other creative,manufacturing and industrial needs.
No. 7
CNCYEAH Ball Screw SFU1605 750mm Diameter 16mm,5mm Pitch Ball Screw Kit with Ballscrew Nut Housing Bracket and...
  • SEPCIFICATION: Diameter: 16mm ,Lead/Pitch: 5mm , length: 750mm
  • PACKAGE CONTAINS: 1 x Ball Screw, 1 x Nut, 1 x BK12,1 x BF12, 1 x Coupler
  • HIGH QUALITY: Non slip effect, heats up less, less driving force required, high static and dynamic rigidity.
  • ADVANTAGES:Ball screw has a long service life due to low friction, low operating noise, but no stick-slip effect, heats up less, reduces the drive power. Low friction loss, high transmission efficiency.
  • BEST SERVICE: If you receive the package and are not satisfied with the goods or there is other problem such as defective, please tell us the reason for detail and provide the photos. We will provide perfect after-sales service to every customer.
No. 8
TEN-HIGH Ball Screw CNC Parts SFU2005 NSC, 1pcs Ball Screw + 1pcs Nut + 1pcs BK/BF15 End Support Units + 1pcs...
  • Diameter: 20mm/0.787"; Lead/Pitch: 5mm/0.197"; Overall length: 600mm/23.622"
  • Material: GCr15 steel; Accuracy grade: C7; Manufacturing process: rolled thread; Model: SFU2005
  • 【Advantages】High precision, low operating noise, smooth and durable, easy for installation and maintenance. Anti-backlash and can be used vertically. Long service life due to low friction; excellent static and dynamic stiffness; high and more accurate...
  • 【Applications】Can be used for CNC, machine DIY, student project, home project, simple experiments and other creative, manufacturing and industrial needs.
  • Package includes: 1 x Ball Screw, 1 x Nut, 1 x End Support Units (BK/BF15), 1 x Coupler
No. 9
150mm/ 5.9inch Ball Screw RM/SFU1605 (Diameter 16mm, Lead 5mm) with Metal Ball Screw Nut, BK/BF End Supports...
  • Material :Carbon steel ,Bearing Steel and aluminum alloy
  • Diameter: 16mm / 0.62inch
  • Length:150mm/5.9inch
  • Pitch / Lead: 5mm
  • Apply Ror CNC Router / 3D Printer / CNC Grinding Machine / Machine Tools.
SaleNo. 10
uxcell Ball Screw Nut SFU1605 (16mm Dia, 5mm Pitch) Ball Screw Single Nut for 1605 Housing CNC Machine Parts
  • Parameter: SFU1605-3 ball screw nut shaft diameter:16mm(0.63"), Lead: 5mm(0.2"), Aperture: 5mm(0.2"), Single nut size: 48 x 40 x 42mm/1.89 x 1.57 x 1.65 inch (L*W*H).
  • Material: The ball slider is made of bearing steel, which has strong rigidity, wear resistance, and high load-bearing capacity.
  • Function: The ball screw kit can convert rotational motion into linear motion, or convert linear motion into rotational motion. It has the advantages of small dynamic moment, high dynamic and static stiffness, high and accurate positioning, low friction...
  • Application: Suitable for machining centers, CNC, semiconductor manufacturing equipment, machine tools, mechanical equipment, and transmission equipment.
  • Package Includes: 1 set ball screw linear rail nut.

Last update on 2026-07-15 / Affiliate links / Images from Amazon Product Advertising API

How to Choose the Best Linear Motion Ball Screws

Key Factors for Choosing a Ball Screw

  • Precision and Accuracy: Ball screws are rated by their lead accuracy, typically measured in microns per 300mm. Higher precision grades are necessary for applications demanding very tight tolerances, such as CNC machining or metrology equipment. Consider the required positional accuracy and repeatability for your specific use case.
  • Load Capacity and Stiffness: Ball screws must be able to handle the axial loads (dynamic and static) and radial forces expected during operation. Stiffness, or rigidity, is also crucial to prevent deflection under load, which can impact accuracy. Consult manufacturer specifications for load ratings and stiffness values relevant to your application's demands.
  • Mounting and End Support: The way a ball screw is mounted and supported affects its performance and lifespan. Standard end support units (ball bearings) come in various configurations (e.g., fixed, simply supported). Ensure the chosen mounting method and support system are compatible with your machine design and can adequately handle the operational stresses.

Frequently Asked Questions

What is the difference between a rolled and a ground ball screw?
Rolled ball screws are manufactured using a cold-forming process, making them more economical and suitable for general automation. Ground ball screws undergo a grinding process after heat treatment, resulting in higher precision, better surface finish, and tighter lead accuracy for demanding applications.
How do I determine the correct screw diameter and lead?
The screw diameter is influenced by the required load capacity and stiffness, while the lead (distance traveled per revolution) determines the speed and resolution. Calculate these based on your machine's required travel speed, acceleration, and the forces involved in your operation.
What is lead error, and why is it important?
Lead error refers to the deviation between the theoretical lead and the actual distance traveled by the nut per revolution. It's a critical factor for accuracy, especially in motion control systems. Ball screws are graded based on their maximum allowable lead error.
Can ball screws be lubricated with grease or oil?
Both grease and oil can be used for lubrication, depending on the operating conditions and manufacturer recommendations. Grease is often preferred for slower speeds or where containment is an issue, while oil can provide better cooling and lubrication for high-speed applications.