FAG ZKLN5090-2RS-2AP-XL super precision bearing

FAG ZKLN5090-2RS-2AP-XL belongs to super precision 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 ZKLN5090-2RS-2AP-XL and any equivalents.

Machine tool spindles, rotary tables and precision axes depend on a thrust bearing that holds axial rigidity and rotational accuracy at the same time. The FAG ZKLN series is built for exactly that role: a double-direction super precision bearing with sealed, low-friction construction suited to compact assemblies that run on permanent lubrication. MR Industrial Accessories supplies this line to customers across the United States and Latin America, quoting each size against the exact part number you send.

Reading the designation is the fastest way to find the right variant. ZKLN marks the super precision double-direction thrust bearing family. The digits that follow, as in ZKLN1747, ZKLN2052 or ZKLN5090, define the size of the assembly. Next, 2RS tells you the bearing is sealed on both sides, and 2AP confirms the double-direction layout with two rows of rollers. The XL suffix identifies the current FAG catalogue version. Break the code into those blocks and you can pinpoint the variant you need.

Typical applications include milling and grinding spindles, positioning tables, measuring heads and industrial robot axes. In machine tool maintenance, automation and precision equipment, these bearings are chosen for repeatability and rigidity rather than raw load capacity. They also appear in oscillating assemblies and in setups that carry axial load in both directions while demanding rotational accuracy.

When selecting and mounting, the 2RS sealing is worth specifying if dust or coolant is present in the environment. Confirm the preload and axial clearance your spindle requires before ordering. Because the sealed design defines its own lubrication, do not mix different lubricants. Seat alignment and clean support faces matter greatly, since any deviation shows up as noise and lost precision. Follow the specified tightening torque on the fastening elements and never strike the raceways during assembly.

Interchange across brands works from dimensions and design type, not from the commercial part number. Another maker's super precision thrust bearing can stand in for a ZKLN unit when bore, outer diameter, width, sealing type and double-direction design all line up. No universal table covers this, so interchangeability is verified by comparing drawings or data sheets. If anything is unclear, send the original part number and dimensions to MR Industrial Accessories by WhatsApp or email.

To get a quote, message us with the complete part number, for example ZKLN3062-2RS-2AP-XL, or with the dimensions and mounting type. Our team responds promptly with the FAG option and equivalent alternatives, and can help you choose the right size. Ordering several sizes from the series? Send the full list and we will quote it as one request.