All Categories > Ball Bearings > Angular Contact Ball Bearings > Standard Angular Contact Ball Bearings > QJ Style Standard Angular Contact Ball Bearings > Item # QJ 312 Download PDF Download PDF Printable Page Email This Page Save To Favorites Please wait… Item # QJ 312, QJ Style Standard Angular Contact Ball Bearings List Price QUOTE Four point angular contact bearings support high axial loads in both directions. The design provides high stiffness with minimum deflection. The split inner ring design also allows for high speeds when used with a machined cage. Available in bore dimension from 20mm to 240mm.Common Options: B -- 40 degree contact angleTVP-- Polyamide CageMP-- Machined Brass CageG-- Flush Ground larger image larger image Unit of Measure: Metric Specifications (d) Bore Diameter 60 mm (D) Outside Diameter 130.000 mm (B) Width 31 mm (C) Dynamic Load 146000 N (Co) Static Load 125000 N (Grease) Lubrication Speed 4300 r/min (Oil) Lubrication Speed 5600 r/min Mass 2.15 kg Common Options B -- 40 degree contact angle G-- Flush Ground MP-- Machined Brass Cage TVP-- Polyamide Cage DOWNLOADS Bearing Failure Analysis Comparison of the load carrying ability of different types of bearings