Self-aligning ball bearing SKF 1307 ETN9/C3

SKF 1307 ETN9/C3 is a self-aligning ball bearing reference, within Bearings. Request a quote for 1307 ETN9/C3 via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

SKF self-aligning ball bearings of series 12 are double-row ball bearings with a spherical raceway in the outer ring, which allows them to compensate for angular misalignment between shaft and housing. They are used in applications where perfect alignment cannot be guaranteed, such as belt drives, fans or agricultural machine shafts. Their self-aligning design makes them versatile and easy to mount.

The designation of these bearings follows a clear pattern. The basic number, for example 1205, indicates the size: the first two digits (12) identify the self-aligning ball bearing series, and the last two (05) the bore diameter. The suffix ETN9 indicates that the cage is made of glass fiber reinforced polyamide, suitable for high speeds and moderate temperatures. The suffix /C3 indicates an internal radial clearance greater than normal, useful when there are tight fits or thermal differences between shaft and housing. Thus, a 1205 ETN9/C3 combines these characteristics.

These bearings are used in equipment where misalignment is inevitable: belt and chain drives, industrial fans, centrifugal pumps, agricultural machine shafts, conveyors and mixers. In Argentina, they are common in the food, chemical, cement and agricultural industries. Their self-aligning capability reduces wear and extends service life in assemblies where precise alignment between supports cannot be achieved.

To select correctly, take into account radial and axial load, rotation speed and environmental conditions. Sealing is key: if there is dust or moisture, choose variants with seals or shields. The C3 clearance is recommended when the fit is tight or there are thermal gradients. During mounting, avoid striking the rings and use suitable tools. Lubrication must be as specified by the manufacturer, and it is essential to verify initial alignment to take advantage of the self-aligning capability.

Regarding equivalences, SKF self-aligning ball bearings of series 12 can be interchanged with those of other brands that follow the same basic designation, such as FAG, NSK or NTN, provided dimensions and clearance match. Suffixes may vary between manufacturers, so it is necessary to verify that the characteristics (cage, clearance, sealing) are equivalent. Do not invent codes: if in doubt, consult a specialist.

If you need an SKF self-aligning ball bearing of series 12, at MR Accesorios Industriales we advise you. Send us the complete code by WhatsApp and we will quote you promptly. We have more than 80 years of experience in the field and work with the leading brands. Write to us and we will help you find the right solution for your application.

This description provides guidance on the product type. Check the configuration and dimensions of this reference.