
SKF PHS P125X20-7.5SPX88HS sprockets and gears
- Brand
- SKF
- Category
- Power transmission
- Subcategory
- Sprockets and gears
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Description
SKF PHS P125X20-7.5SPX88HS belongs to sprockets and gears, part of our Power transmission range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for PHS P125X20-7.5SPX88HS and any equivalents.
The SKF PHS sprocket is a power transmission component built to engage with chains and transfer motion in mechanical systems. Made from high-strength steel with heat treatment for surface hardness and toughness, it serves industrial machinery, conveying equipment, and production lines that need dependable, long-lasting transmission. MR Industrial Accessories supplies this brand and helps you select the right sprocket for your application.
Reading the PHS series code is straightforward: the initial letters identify the SKF sprocket family for roller chains, and the following numbers show the pitch and tooth count. For example, in PHS P125X20-7.5SPX88HS, P125 indicates the chain pitch, 20 is the number of teeth, and the suffixes 7.5SPX88HS describe the surface treatment and finish. Understanding this structure lets you interpret the code and order the correct replacement without guesswork.
These sprockets fit a wide range of industries across the US, Canada, Mexico, and South America—from food and bottling plants to cement, mining, ports, and agro-industrial facilities. They appear in chain conveyors, bucket elevators, mill drives, mixers, and general transmission systems. Their wear-resistant design suits environments with dust, moisture, or variable loads, where gear reliability prevents unplanned downtime.
To choose the right sprocket, check the chain pitch, number of teeth, shaft diameter, and fastening type. Confirm that the bore and keyway match the shaft and that the material and treatment suit the working load and speed. During installation, align the sprocket and chain precisely to avoid uneven wear; lubricate per the manufacturer's recommendations and check chain tension regularly. Proper mounting extends the assembly's service life.
For equivalents and interchangeability, SKF PHS sprockets can replace others with similar dimensions and pitch, provided tolerances and steel type are respected. Not all part numbers are interchangeable between brands: verify pitch, tooth count, and pitch diameter before replacing. If unsure, contact us with the original part number, and we will help you find a suitable alternative in our power transmission range.
To request a quote for the SKF sprocket you need, send the full part number via WhatsApp or email to MR Industrial Accessories. Our technical team responds promptly and can suggest equivalents. If you lack the exact part number, send a photo or key measurements, and we will guide you to identify the correct product. We serve customers throughout the Americas.
Dimensions
Dimensions and tolerances: Message us the part number on WhatsApp and we'll verify its dimensions and version with the manufacturer's datasheet.
Frequently asked questions
- How do I identify the correct part number of an SKF PHS sprocket?
- The part number combines chain pitch, tooth count, and suffixes for treatment and finish. For example,
PHS P125X20-7.5SPX88HSmeans pitch 125, 20 teeth, and a specific finish. Send the original part number via WhatsApp or email, and we will verify it. - What should I consider when mounting an SKF sprocket?
- Check alignment with the chain, shaft fit, and keyway. Lubricate according to specification and monitor tension regularly. Proper alignment prevents premature wear and noise. Our technical team can provide guidance if needed.
- Are SKF PHS sprockets interchangeable with other brands?
- They may be compatible if pitch, tooth count, pitch diameter, and tolerances match. Not all part numbers are equivalent across brands. Contact us with the original part number, and we will help you find the right alternative.

