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FAG super precision bearing · FAG ZKLF50140-2Z-XL
Super precision bearing FAG ZKLF50140-2Z-XL

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Super precision bearing FAG ZKLF50140-2Z-XL

Manufacturer Part Number
ZKLF50140-2Z-XL
Brand
FAGOfficial brand
Category
Bearings
Subcategory
Special bearings

FAG

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Description

FAG ZKLF50140-2Z-XL is a special bearing reference, within Bearings. Request a quote for ZKLF50140-2Z-XL via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

FAG ZKLF series superprecision thrust bearings are double-acting units with precision washers, designed to carry axial loads combined with radial loads in applications where rotational accuracy is critical. They are used in machine tool spindles, rotary tables, measuring heads and positioning systems that demand rigidity and repeatability. MR Accesorios Industriales supplies them in Buenos Aires, Argentina, and advises you on choosing the right size and sealing.

The ZKLF series designation reads as a size and design code: the first digits indicate the bore diameter and the following ones the outside diameter, as in ZKLF1255-2Z-XL or ZKLF3080-2Z-XL. The -2Z suffix indicates that the bearing has protective seals on both sides, and -XL identifies the manufacturer's current catalogue design. Other examples such as ZKLF3590-2Z-XL or ZKLF30100-2Z-XL show that the series covers a wide range of sizes. To order yours, send us the complete part number.

These bearings are used in milling machine, grinding machine and machining centre spindles, in rotary tables of measuring machines, in lathe heads and in automation equipment requiring precise angular positioning. In Argentine industry they appear in die-making workshops, precision machining plants, metrology laboratories and machine tool manufacturers. They are also used in indexing devices and in robot axes that combine axial and radial load with high rigidity.

To select the bearing, take into account the axial and radial load it will carry, the rotational speed and the required precision level. The -2Z sealing protects against dust and chips, but if the environment has coolant or moisture, it is advisable to assess suitable lubrication and mounting with the corresponding precision washers. Alignment between shaft and housing is critical: any deviation affects service life. Follow the manufacturer's instructions for tightening and lubrication.

The superprecision bearings in this series can be interchanged with equivalent products from other brands offering the same design and dimensions. Matching the diameter is not enough: the type of sealing, the precision class and the load capacity must be verified. If you need to replace an existing bearing, send us the part number engraved on the product or the main dimensions and we will help you find the right equivalent among the brands we supply.

MR Accesorios Industriales supplies FAG bearings in Buenos Aires, Argentina, with more than 80 years of experience in the field. If you are looking for a ZKLF series superprecision thrust bearing, write to us on WhatsApp with the part number or model you need and we will quote you promptly. We can also advise you on mounting, lubrication and alternatives for your application.

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

Dimensions

Dimensions and tolerances: Send us the part number via WhatsApp and we'll confirm dimensions, sealing, and internal clearance against the manufacturer's data sheet.

Frequently Asked Questions

What does the -2Z suffix mean on ZKLF bearings?
The -2Z suffix indicates that the bearing has protective seals on both sides, which prevents the entry of contaminants such as dust or chips. It is a common design in industrial applications where greater durability is sought without losing precision.
How do I choose the correct size of a ZKLF bearing?
To choose the size, you need to know the shaft diameter, the axial and radial load, and the available space. The bearing part number includes those dimensions: for example, ZKLF1255-2Z-XL has a 12 mm bore and a 55 mm outside diameter. If you have doubts, ask us with the dimensions.
Can ZKLF bearings be mounted in any position?
These bearings are designed to be mounted with the precision washers in a specific position according to the manufacturer. Respecting the recommended orientation and tightening is essential for them to work with the expected rigidity and precision. Always follow the technical instructions.
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