NTN 7222CT1B angular contact ball bearing

NTN 7222CT1B belongs to angular contact ball 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 7222CT1B and any equivalents.

NTN angular contact ball bearings handle radial and axial forces at the same time. Because the raceways are offset, the balls meet them at an angle, so these bearings take more thrust than deep groove ball bearings. They suit setups where the shaft needs precise guidance and axial load acts in one direction, such as machine tool spindles, pumps, compressors and gearboxes.

Reading the part number tells you the main features. The 70 series is the thin-section angular contact line, with a contact angle of 15° or 25° depending on the variant. CT points to a polyamide cage and a 15° contact angle; the trailing B marks a specific preload or internal clearance. In the 7030CT1B the bore is 150 mm, while the 7040CT1B has a 200 mm bore.

These bearings appear in machine tool spindles, milling heads, centrifugal pumps, screw compressors and speed reducers. Mining, steel and cement equipment also rely on them where axial loads are heavy. Their high-speed capability makes them a fit for electric motors and turbines. We supply this line to maintenance workshops and plants that need dependable spares.

Selection depends on the direction of the axial load, the rotation speed and the lubrication method. Angular contact bearings are normally installed in pairs with adjusted preload, which removes axial clearance and raises assembly rigidity. The design may be open or fitted with protective plates, depending on the environment. Housings must be aligned to prevent extra stress. Grease or oil lubrication is possible, chosen to match temperature and operating speed.

Cross-brand interchange is feasible when the main dimensions and contact angle line up. An NTN 70 series bearing can be swapped for another make with the same basic designation, but check tolerance and internal clearance first. Suffixes differ between manufacturers, so confirm the details against the full part number. If you only have another brand's number, we can point you to the compatible option.

To get a quote, send the complete part number on WhatsApp or by email. We reply promptly and can suggest equivalents or help you choose the right bearing. If you need a specific variant, include the exact model and we will source it.