TIMKEN L558548 tapered roller bearing

TIMKEN L558548 belongs to tapered roller bearing, part of our Bearings range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for L558548 and any equivalents.

Tapered roller bearings in the TIMKEN L series are supplied as two matched components: the cone, which carries the rollers and cage on the inner ring, and the cup, the outer ring with its tapered raceway. Running as a pair, they take radial and axial forces at the same time, and the assembly can be set up in pairs or with axial adjustment to suit the job. They suit equipment where rotational accuracy and load resistance are what matter most.

Read the L series code as follows: the L marks the tapered roller family, and the digits that follow set the size and geometry of the assembly. Take L558510 and L558548: the numeric block tells the cone apart from the cup inside one size family, while the suffix is simply the individual component reference, not a tolerance or clearance class. Confirm the full designation with MR before ordering.

Typical service includes gearboxes, axle assemblies on road machinery, earthmoving units, conveyors and power transmission drives, plus railway, mill and mining equipment where combined loads and shock are normal. Because cone and cup separate, mounting on stepped shafts and in housings that need controlled axial adjustment is straightforward.

Selection starts with radial load, axial load, speed and mounting arrangement. Cone and cup are ordered as a set, never mixed independently. At installation, axial clearance is set with shims, a nut or spacers, and correct lubrication plus sealing against contaminants keeps the bearing running. Shaft-to-housing alignment matters, since these bearings do not accept large angular misalignment.

Interchange between brands is usually done by designation number and by cone and cup dimensions, though tolerances, contact angles and capacity can differ from one maker to another. When replacing a unit, check the complete reference and the measured assembly dimensions. MR supplies TIMKEN and can point to a compatible alternative when the original number does not line up exactly.

Have the part number, shaft size or cone and cup dimensions ready and send them over WhatsApp. MR will quote the TIMKEN reference you need or suggest a compatible option for your equipment, and we answer questions on mounting and selection.