SKF 22338 CCJA/W33VA406 spherical roller bearing

SKF 22338 CCJA/W33VA406 is a reference of spherical roller bearing, within Bearings. Request a quote for 22338 CCJA/W33VA406 via WhatsApp or email with the quantity you need; we respond promptly with the quote and equivalents.

SKF spherical roller bearings of the CCJA/W33VA405 series are self-aligning bearings with two rows of rollers, designed to withstand combined loads and misalignment. They are used in vibrating equipment, such as screens and sieves, where load and movement are intense. Their design includes a stamped steel cage and a circumferential groove with lubrication holes. MR Accesorios Industriales sells this line for the Argentine industrial market.

The designation CCJA/W33VA405 breaks down as follows: CCJA indicates the internal design with a stamped steel cage, roller-guided and centered on the inner ring; W33 indicates the circumferential groove and three lubrication holes in the outer ring; VA405 identifies a special execution for vibrating applications, with specific tolerances and radial clearance. For example, 22324 CCJA/W33VA405 corresponds to a bearing of the 223 series, with a bore diameter of 120 mm. The VA suffixes share the same base but with variations in surface treatment or clearance, depending on the case.

These bearings are used in equipment subjected to vibration and shock loads, such as vibrating screens, sieves, feeders and compaction machines. They also appear in crushers, mills and conveyors in the mining, cement and aggregates industries. In Argentina, they are common in material crushing and classification plants, where robustness and the ability to withstand permanent misalignment are critical. Their two-row roller construction allows them to absorb high radial loads and axial loads in both directions.

To select correctly, take into account the radial and axial load, the rotational speed and the vibration level of the equipment. The internal radial clearance must be suitable for the mounting interference and the working temperature; in vibrating applications, a larger clearance usually compensates for expansion. Lubrication is key: the W33 groove facilitates relubrication, but the grease or oil must be chosen according to speed and temperature. Alignment between housings and the fit on the shaft and housing also influence service life.

Regarding equivalences, spherical roller bearings from other brands with similar designations can be interchanged, but always verify tolerances, clearance and lubrication conditions. Not all suffixes imply the same performance; for example, an SKF VA may have a different clearance than a competitor's. Dimensional interchangeability is usually maintained within the same ISO series, but internal characteristics may vary. Consult the manufacturer's tables or request technical advice before replacing.

If you need to replace a bearing from this line, send us the complete part number via WhatsApp at MR Accesorios Industriales. We'll quote you and advise you so you choose the right option for your equipment.