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Keyless fastening bushing with flange and cylindrical bore · SKF PHF SD-48MMSP-NKW
Taper bushings and components SKF PHF SD-48MMSP-NKW

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Taper bushings and components SKF PHF SD-48MMSP-NKW

Manufacturer Part Number
PHF SD-48MMSP-NKW
Brand
SKFOfficial brand
Category
Power transmission
Subcategory
Taper bushings and components

SKF

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Description

SKF PHF SD-48MMSP-NKW is a taper bushings and components reference, within Power transmission. Request a quote for PHF SD-48MMSP-NKW via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

The SKF taper bushing from the PHF SD-NKW line is a power transmission fastening component used to mount pulleys, gears and other elements onto shafts. Its tapered design allows a firm, centered fit, making installation and maintenance easier. It is a key part in systems where torque must be transmitted without play and with high concentricity. MR Accesorios Industriales carries this brand as part of its power transmission line.

The designation PHF SD-48MMSP-NKW is interpreted in parts: PHF identifies the category of quick-mount taper bushings; SD indicates the construction type and fastening system; 48MM indicates the bore diameter in millimeters, in this case 48 mm; SP refers to the variant with specific sealing or groove characteristics; and NKW are suffixes that distinguish versions within the series, such as material or surface treatment. Knowing these codes allows you to select the correct bushing according to the shaft and the element to be mounted.

These bushings are used in industries such as food, cement, mining, paper and material handling, where pulleys, flywheels, couplings and gears are mounted onto shafts. In Argentina, they are common in processing plants, mills and conveyor systems. Their ability to transmit high torque with a precise fit makes them suitable for equipment subjected to variable and reversing loads, provided the shaft and hub tolerances are respected.

For correct selection, check the shaft diameter and hub dimensions according to the applicable standard. Mounting requires cleaning the tapered surfaces, applying the recommended lubricant and tightening the screws progressively and in a cross pattern up to the specified torque. Alignment between shaft and hub is essential to avoid vibration and premature wear. Sealing and protection against contaminants extend the service life of the assembly.

Regarding equivalences, SKF taper bushings can be interchanged with those of other brands that follow the same dimensional standards, such as the SD series or equivalents. It is important to compare not only the shaft and hub dimensions, but also the tightening torque and the type of fastening. For replacements, it is always advisable to verify the complete designation and the service conditions. MR Accesorios Industriales can advise you on selecting the right bushing for your application.

If you need an SKF PHF SD-NKW taper bushing or want to confirm the exact version for your equipment, send us the complete code via WhatsApp. At MR Accesorios Industriales we help you identify the component and manage the quote with no obligation.

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 designation PHF SD-48MMSP-NKW mean?
PHF indicates the category of quick-mount taper bushings; SD is the construction type; 48MM is the bore diameter in millimeters; SP refers to a variant with sealing or groove; and NKW are suffixes that distinguish versions within the series. Knowing these codes helps select the correct bushing.
How is an SKF taper bushing mounted?
The tapered surfaces are cleaned, the recommended lubricant is applied and the bushing is inserted into the hub. Then the screws are tightened progressively and in a cross pattern until reaching the specified torque. Verifying alignment and uniform contact is key to avoiding failures.
With which other brands is it interchangeable?
SKF taper bushings can be interchanged with those of other brands that follow the same dimensional standards, such as the SD series or equivalents. The shaft and hub dimensions, tightening torque and type of fastening must be compared before replacing.
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