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Industrial elastomeric coupling · SKF PHE IS1218CHN
Coupling SKF PHE IS1218CHN

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Coupling SKF PHE IS1218CHN

Manufacturer Part Number
PHE IS1218CHN
Brand
SKFOfficial brand
Category
Power transmission
Subcategory
Couplings

SKF

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Description

SKF PHE IS1218CHN is a coupling reference, within Power transmission. Request a quote for PHE IS1218CHN via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

SKF couplings from the PHE IS CHN line are flexible couplings of the split sleeve type, designed to transmit torque between shafts and absorb misalignments. They are used in a wide variety of industrial machines, from pumps and fans to conveyors and mixers. Their robust construction and simple assembly make them a reliable option for maintenance and replacement in production plants. MR Accesorios Industriales carries this line as part of its power transmission catalog, with advice to choose the right model.

The designation PHE IS identifies SKF flexible couplings with a split sleeve elastic element. The numbers that follow, as in PHE IS0816CHN, indicate the size and the configuration of the hub and the sleeve. For example, PHE IS1016CHN and PHE IS1018CHN share the nominal diameter but vary in length or hub type. The CHN suffix indicates a variant with a specific finish, generally linked to the material or surface treatment. Knowing these codes allows the correct replacement part to be identified quickly.

These couplings are used in industries such as food, chemical, petrochemical and water treatment. They are common in centrifugal pumps, fans, blowers, screw conveyors and mixers. In Argentina, they are found in continuous process plants, where the ease of replacing the elastic element reduces downtime. They are also used in low and medium power equipment that requires smooth transmission and tolerance to small misalignments.

To select a PHE IS CHN coupling, take into account the nominal and maximum torque, the rotation speed, the shaft diameter and the type of load. Assembly requires aligning the shafts within the permissible tolerances; although the coupling absorbs misalignments, an excess shortens the life of the sleeve. Lubrication is not necessary in this type of coupling, but the condition of the elastic element should be checked periodically. Correctly fitted assembly without forcing prevents vibrations and premature failures.

As for equivalences, flexible split sleeve couplings from different brands can be interchanged if the critical dimensions match: shaft diameter, hub length, torque and speed. However, each manufacturer defines its own codes and tolerances, so it is essential to verify compatibility before replacing. SKF offers a complete line, and at MR Accesorios Industriales we can guide you toward the best option according to the characteristics of your equipment.

If you need to replace a coupling or request a quote for a specific model, send us the complete part number on WhatsApp. At MR Accesorios Industriales we advise you so you find the right part, with the experience of more than 80 years in the Argentine industrial market. Write to us and we will reply shortly.

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 CHN suffix mean in SKF PHE IS couplings?
The CHN suffix indicates a specific variant within the PHE IS line, generally associated with the hub material or the surface treatment. To confirm the exact application, it is advisable to consult a specialist and verify the complete coupling designation.
How often should the elastic element be replaced?
The service life of the sleeve depends on the operating conditions, the alignment and the load. Periodic inspection is recommended, and replacement when there are signs of wear, cracks or deformation. Timely replacement prevents greater damage to the shafts and bearings.
Do PHE IS CHN couplings need lubrication?
No, these flexible couplings with a split sleeve element do not require lubrication. Their design runs dry and maintenance focuses on visual inspection of the elastic element and checking the shaft alignment.
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