Product page
Friction bushing SKF PCM 121408 E
- Manufacturer Part Number
- PCM 121408 E
- Brand
- SKFOfficial brand
- Category
- Bushings and sleeves
- Subcategory
- Friction bushings
Other brands in this category
- BGL
- EMMAR
Ask us about alternatives. Equivalence is verified for each reference and application.
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Description
SKF PCM 121408 E is a friction bushing reference, within Bushings and sleeves. Request a quote for PCM 121408 E via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.
SKF PCM E series friction bushings are thin-walled bushings with a sliding coating, designed to withstand radial loads in oscillating or limited-rotation movements. They are used in joints, pivots and guides where low friction and minimal maintenance are required. MR Accesorios Industriales offers this line as part of its range of power transmission and motion components.
The PCM designation identifies SKF friction bushings with a steel backing and sliding layer. The numbers that follow indicate dimensions in millimeters: the first two digits correspond to the inner diameter, the next two to the outer diameter, and the last two to the width. For example, PCM 050705 E has a 5 mm inner diameter, 7 mm outer diameter and 5 mm width. The E suffix indicates a variant with specific sliding layer characteristics, such as greater wear resistance or better performance under load conditions. The examples PCM 050708 E and PCM 060806 E show how dimensions vary according to the application.
These bushings are used in a wide variety of industries in Argentina: from agricultural machines and road equipment to packaging lines, forklifts and lifting systems. They are common in hydraulic cylinder joints, crane arms, wheel axles and steering mechanisms. Their compact design makes it possible to replace bronze bushings or bearings in tight spaces, with the advantage of not requiring additional lubrication in many applications. They are also used in material handling equipment and in the food industry, where cleanliness is critical.
To select the right bushing, take into account the radial load, sliding speed and type of movement (oscillating or rotating). The PCM E series is intended for moderate loads and operating temperatures within a standard range. During assembly, ensure correct alignment between the shaft and the housing; excessive misalignment accelerates wear. Sealing the assembly is key to preventing the entry of contaminants. If movement is continuous, verify that lubrication is adequate according to the manufacturer. Cleaning the contact surfaces before installation extends service life.
Regarding equivalents, SKF PCM E friction bushings can be interchanged with products from other manufacturers that follow the same dimensional designation and sliding layer type. However, not all thin-walled bushings are equal: always verify tolerances and the sliding layer material before replacing. MR Accesorios Industriales carries the SKF brand as part of its component line, and can advise you on compatibility with other brands it distributes. Do not invent codes: if you have doubts, ask us with the exact measurement.
If you need to replace a friction bushing, send us the complete code via WhatsApp to MR Accesorios Industriales. With the designation PCM 050705 E or the one shown on your equipment, we can identify the part and quote it. We can also help you select the correct variant for your application. 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 E suffix mean on SKF PCM bushings?
- The E suffix indicates a specific variant of the sliding layer, generally with better friction properties or wear resistance. It does not change the outer dimensions, but it does affect performance. Check with MR to confirm suitability for your application.
- Do these bushings need lubrication?
- PCM E bushings usually have a self-lubricating coating that reduces maintenance needs. However, in high-load or high-speed applications, additional lubrication may be required. Follow the manufacturer's recommendations and check with MR if you have doubts.
- How do I choose the correct bushing size?
- Measure the shaft diameter, housing diameter and available width. The PCM designation indicates these measurements in millimeters. If space allows, choose the width that supports the calculated load. MR can help you select the exact code.

