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Timing belt SKF PHG SPC3550XP2
- Manufacturer Part Number
- PHG SPC3550XP2
- Brand
- SKFOfficial brand
- Category
- Power transmission
- Subcategory
- Timing belts
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Description
SKF PHG SPC3550XP2 is a timing belt reference, within Power transmission. Request a quote for PHG SPC3550XP2 via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.
SKF timing belts from the PHG SPC XP series are power transmission components designed to work in drives with toothed pulleys, where exact synchronism and high load capacity are required. They are used in industrial equipment that needs constant transmission ratios and low maintenance, such as compressors, pumps and process machinery. MR Accesorios Industriales sells this line as part of its power transmission offering.
The designation of these belts is read as follows: PHG indicates the belt construction and profile, SPC corresponds to the pitch and tooth type according to standard, and the number that follows — for example, in PHG SPC2650XP2 — indicates the pitch length in millimeters. The suffix XP2 identifies the high-performance version with a double tensile cord, which allows it to transmit more power than a standard belt of the same width. The examples PHG SPC3550XP2 or PHG SPC9000XP2 show how the length varies according to the application.
These belts are used in industries such as food, cement, mining and chemical processing, in equipment where synchronization is critical: screw compressors, positive displacement pumps, high-flow fans and machine tools. In Argentina, they are commonly found in milling plants, water treatment plants and packaging lines, where timely replacement prevents unplanned downtime. Their SPC profile makes them suitable for wide-groove pulleys and high linear speeds.
To correctly select a PHG SPC XP belt, take into account the power to be transmitted, the speed of the smaller pulley and the number of teeth in mesh. It is essential to check pulley alignment and proper tension: a poorly tensioned or misaligned belt shortens its service life and can damage the equipment's bearings. Lubrication does not apply to the belt, but the condition of the supports and tensioners does. Also check that the pulley teeth match the SPC pitch.
Regarding equivalences, SKF PHG SPC XP timing belts can be interchanged with other brands that follow the same profile and pitch standard, as long as the pitch length and width match. It is not enough for the part number to be similar: the complete designation and standardized dimensions must be compared. If you have doubts, contact us with the original part number and the pulley measurements. At MR Accesorios Industriales we advise you so the belt is the correct one.
To request a quote for your SKF PHG SPC XP timing belt, send us the complete part number on WhatsApp. If you do not have it at hand, give us the pulley data, length and width, and we will help you identify it. At MR Accesorios Industriales we reply promptly.
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 XP2 suffix mean on an SKF PHG SPC belt?
- The XP2 suffix indicates a high-performance construction with a double tensile cord. This allows more power to be transmitted than a standard belt of the same width, or a smaller width to be used for the same load. It is important to respect the complete part number when replacing.
- How do I know if a PHG SPC XP belt is compatible with my pulley?
- You must check that the profile and pitch match those of the pulley. The SPC part number indicates the standardized pitch. In addition, the pitch length must be suitable for the center distance. If you have doubts, contact us with the pulley measurements.
- How often should a timing belt be replaced?
- There is no fixed interval: it depends on working conditions, tension and alignment. Periodic inspection for wear, cracks or missing teeth is recommended. At any sign of deterioration, it should be replaced to avoid failures.

