NSK 203TTF4153A tapered roller bearing

NSK 203TTF4153A 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 203TTF4153A and any equivalents.

The NSK TTF series is a sealed, pre-lubricated tapered roller bearing supplied as one complete unit. Two rows of tapered rollers sit inside a single assembly, so the bearing carries radial and axial loads in both directions and offers high rigidity. Wheel hubs, axle hubs and other automotive and industrial positions with tight space and a need for straightforward, dependable fitting are typical applications.

Reading a TTF part number: the numeric prefix gives the size and execution, the letters TTF mark the sealed tapered roller family, and the closing suffix, as in 203TTF4153A, covers sealing, tolerance or internal design variants. Keep the characters in the exact order NSK publishes so the number is interpreted correctly.

Typical uses include wheel hubs on light and heavy vehicles, hubs on agricultural machinery and earthmoving equipment, and industrial transmissions. These bearings also appear in pumps, gearboxes and lifting systems where combined loads must be handled with low friction and little maintenance.

Selection depends on radial and axial load, operating speed and the surrounding environment. Because the seal is built in, contaminants are kept out and lubricant stays in place, so periodic greasing is not needed. Fit the unit with correct alignment and without impacts that could harm the sealing lips; preload and internal clearance are set at the factory.

Units sharing the same dimensions and load capacity can replace the TTF. If you only have a number from another brand or an unidentified part, send it to MR Industrial Accessories and we will quote it and point out a compatible alternative. Always confirm interchangeability against the measurements and tolerances of the assembly.

To get a quote, send the full part number by WhatsApp or email. Our team replies promptly, helps with the application and can suggest equivalents. For a specific variant, include the exact model and we will take it from there.