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Insert bearing with spherical outer ring and set screws · SKF XGGRAE45NPPB
Y-bearing (insert bearing) SKF XGGRAE45NPPB

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Y-bearing (insert bearing) SKF XGGRAE45NPPB

Manufacturer Part Number
XGGRAE45NPPB
Brand
SKFOfficial brand
Category
Bearings
Subcategory
Y-bearing (insert bearing)

Other brands in this family

  • FAG
  • NTN
  • TIMKEN

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

SKF

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Description

SKF XGGRAE45NPPB is a y-bearing (insert bearing) reference, within Bearings. Request a quote for XGGRAE45NPPB via WhatsApp or email with the quantity you need; we respond promptly with lead time 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 supplies 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 examples range from 20 to 55, where the final number corresponds to the shaft diameter in millimeters: XGGRAE20NPPB for a 20 mm shaft, XGGRAE25NPPB for 25 mm, and so on up to XGGRAE55NPPB. Knowing this nomenclature allows you to order the exact replacement 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 radial shaft 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 code and shaft dimensions; at MR Accesorios Industriales we will advise you to find the right option.

To request a quote, send the exact bearing code (for example, XGGRAE30NPPB) via WhatsApp. Our technical team will respond with alternatives. MR Accesorios Industriales, with more than 80 years in the market, supports Argentine industry with reliable solutions.

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 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 shafts from 20 to 55 mm. If you have doubts, consult us with the dimensions and the code 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.
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