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NSK ball screws · NSK HTF4512-7.5
Ball screw NSK HTF4512-7.5

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Ball screw NSK HTF4512-7.5

Manufacturer Part Number
HTF4512-7.5
Brand
NSKBrand we market
Category
Linear motion
Subcategory
Linear motion
Series
HTF

NSK

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Description

NSK HTF4512-7.5 is a ball screw reference, within Linear motion. Request a quote for HTF4512-7.5 via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

The NSK HTF series ball screw is a linear drive component that converts rotation into axial displacement with high efficiency and repeatability. It is used in machine tools, machining centers, automation equipment and positioning systems that demand precision and rigidity. MR Accesorios Industriales sells this series in Buenos Aires, Argentina, and advises you on choosing the right lead and length for your application.

The HTF series designation is read from its numeric code: the first digits indicate the nominal screw diameter and the following ones the thread lead. For example, HTF3210-5 corresponds to a screw with a 32 mm diameter and 10 mm lead, while HTF4012-7.5 combines a 40 mm diameter with a 12 mm lead. The final suffix, such as -5, -7.5 or -10, identifies the number of ball circuits or the nut type, a key detail for defining the load capacity and rigidity of the assembly.

In Argentine industry, HTF ball screws are used in milling machines, CNC lathes, grinding machines, laser cutting machines and measuring equipment. They also appear in manipulators, presses and automation systems where repeatability is required. Their ability to withstand high axial loads and maintain precision makes them suitable for intensive work cycles in production plants, machining workshops and metrology laboratories.

To select an HTF ball screw, take into account the axial load, rotation speed, length between supports and permissible axial clearance. Proper lubrication and nut sealing are critical to prevent contamination and extend service life. Alignment between the ball screw and the linear guide must be careful to avoid parasitic stresses. During installation, follow the manufacturer's recommendations for preload and end fixing.

NSK HTF series ball screws can be interchanged with equivalent products from other brands, as long as diameter, lead, length and nut type match. If you have another brand's part number or an unidentified part, at MR Accesorios Industriales we will point you to the compatible alternative. Interchangeability is not automatic: verify tolerances and mounting before replacing.

If you need an NSK HTF series ball screw, message us on WhatsApp with the part number or the dimensions you require. At MR Accesorios Industriales we will quote it promptly and help you define the best option for your equipment. We can also advise you on the mounting and lubrication accessories needed for a correct installation.

This description provides guidance on the product type. Check the configuration and dimensions of this reference.

Dimensions

Eje o agujero
45 mm

Frequently Asked Questions

What does the suffix mean on an NSK HTF ball screw?
The numeric suffix after the hyphen indicates the number of ball circuits or the nut type, which determines load capacity and rigidity. For example, -5, -7.5 or -10 are common variants. To interpret your exact part number, contact us on WhatsApp.
How do I choose the lead and diameter of the HTF ball screw?
Diameter and lead are selected according to the axial load, speed and required precision. A larger lead allows fast travel but lower resolution. We advise you so you can choose the optimal combination for your machine.
What lubrication does an HTF ball screw need?
High-quality grease with EP additives or low-viscosity oil is recommended, depending on speed and load. Lubrication must be periodic and sealing must prevent the entry of contaminants. Contact us for the right lubricant for your application.
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