Needle roller bearing INA RNA6907-ZW-XL

INA RNA6907-ZW-XL is a needle roller bearing reference, within Bearings. Request a quote for RNA6907-ZW-XL via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

INA RNA-ZW-XL series needle roller bearings are single-row needle units with a machined outer ring and no inner ring, designed to withstand high radial loads in very small radial spaces. They mount directly onto a hardened and ground shaft that acts as the raceway, which simplifies the design and reduces weight. They are ideal for applications where space economy and load capacity are critical, such as gearboxes, pumps and machine tools. MR Accesorios Industriales carries this INA line in Buenos Aires, Argentina, with technical advice to select the correct part number.

The RNA-ZW-XL series designation is interpreted as follows: RNA indicates a needle roller bearing without an inner ring; ZW indicates a double row of needles, which doubles the radial load capacity; XL identifies the longer-life design according to INA nomenclature. Examples such as RNA69/32-ZW-XL or RNA6907-ZW-XL show that the middle number (69/32, 6907, etc.) defines the size and main dimensions. This combination makes it possible to quickly identify the features of each variant.

These bearings are used in Argentine industries such as metalworking, food, textile and automotive. Typical applications include gearboxes, gear pumps, compressors, machine tools and power transmission equipment. Their ability to withstand high radial loads in confined spaces makes them suitable for small-diameter shafts where there is no room for conventional bearings. In production plants, they are found in conveyor rollers, pulleys and cam systems.

To correctly select an RNA-ZW-XL needle roller bearing, take into account the hardness and roughness of the shaft, which must act as the raceway (normally hardened and ground). Check the alignment between the shaft and the housing, since needles are sensitive to misalignment. Lubrication is critical: use suitable grease or oil and ensure sealing to prevent contaminants. The internal radial clearance must be appropriate for the application. During mounting, avoid impacts that could damage the needles and verify that the outer ring is properly seated.

As for equivalents and interchangeability, needle roller bearings from different manufacturers may differ in dimensions and capacities. Even if the codes look similar, they are not necessarily interchangeable. Always verify the critical dimensions and the operating conditions. If you need to replace a bearing, consult MR Accesorios Industriales to confirm compatibility. The INA RNA-ZW-XL series is a reliable reference, but alternatives from other brands with similar performance may exist.

To receive a quote for INA RNA-ZW-XL series needle roller bearings, send the complete part number via WhatsApp to MR Accesorios Industriales. If you cannot find the exact part number, let us know and we will advise you on identifying the right variant. With more than 80 years of experience, MR Accesorios Industriales provides you with technical support in Buenos Aires, Argentina.

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