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Insert bearing with spherical outer ring and set screws · SKF XGGRAE55NPPB
SKF XGGRAE55NPPB y-bearing (insert bearing)

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SKF XGGRAE55NPPB y-bearing (insert bearing)

Manufacturer Part NumberXGGRAE55NPPB
Brand
SKF
Category
Bearings
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Since 1945 · Martínez, Buenos Aires, Argentina

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Ask us about alternatives. Equivalence is verified for each reference and application.

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Description

SKF XGGRAE55NPPB is a reference of y-bearing (insert bearing), within Bearings. Request a quote for XGGRAE55NPPB via WhatsApp or email with the quantity you need; we respond promptly with the quote and equivalents.

The SKF Y-bearing of the XGGRAE NPPB series is an insert with an extended inner ring and set screw locking, designed to be mounted in split or flanged housings. It is used in equipment with rotating shafts where a compact, self-aligning and easy-to-mount unit is needed. Its double seal and robust construction make it suitable for environments with dust, moisture or frequent washdowns. MR Accesorios Industriales sells this line with technical advice to select the correct size.

The series designation combines letters and numbers that indicate key features. XGGRAE identifies the series with an extended inner ring and set screws; NPPB indicates the double seal with a contact lip and additional protection. The final number corresponds to the shaft diameter in millimeters, according to the code. Knowing this nomenclature allows you to order the exact replacement part without confusion.

These bearings are used in belt conveyors, bucket elevators, mixers, mills, centrifugal pumps and process equipment in the food, chemical, cement and aggregate processing industries. In Argentina they are common in animal feed plants, meatpacking facilities and mining operations, where exposure to dust and water demands a reliable seal. Their design allows them to be mounted in split housings, which simplifies maintenance and reduces downtime.

To select correctly, verify the shaft diameter and the housing type. The NPPB seal offers a double barrier against contaminants; in very dirty environments, complement it with additional seals. During mounting, make sure the set screws are properly tightened onto the shaft and that alignment is correct to avoid undue axial loads. Factory lubrication is usually sufficient, but in severe applications periodic relubrication may be required. Always follow the manufacturer's instructions for screw torque.

As for equivalents, other brands offer Y-bearings with similar dimensions, but it is essential to compare tolerances, sealing and load capacity before interchanging. SKF's XGGRAE NPPB series stands out for its quality. If you need to replace a Y-bearing, contact us with the complete part number and shaft dimensions; at MR Accesorios Industriales we will advise you to find the right option.

To request a quote, send the exact bearing part number (for example, XGGRAE30NPPB) on WhatsApp. Our technical team will reply with alternatives. MR Accesorios Industriales supports Argentine industry with reliable solutions.

Dimensions

Dimensions and tolerances: Send us the part number via WhatsApp and we'll confirm the dimensions and version against the manufacturer's data sheet.

Frequently Asked Questions

What does the abbreviation NPPB mean on this bearing?
NPPB indicates a double seal with a contact lip and additional protection against dust and moisture. It is a configuration that improves lubricant retention and contaminant exclusion, ideal for demanding environments.
How do I choose the right Y-bearing for my equipment?
You need to know the shaft diameter and the housing type. The XGGRAE NPPB series covers several shaft diameters. If you have doubts, consult us with the dimensions and the part number of the original bearing.
Are they interchangeable with bearings from other brands?
Dimensional equivalents may exist, but always verify tolerances, sealing and load capacity. Not all Y-bearings are directly interchangeable; consult us to validate the correct alternative.
Request a quote for XGGRAE55NPPB via WhatsApp
Request a quote on WhatsApp