https://whcdbearings.com/product/rs-4944e4-cylindrical-roller-bearings/
RS-4944E4 CYLINDRICAL ROLLER BEARINGS - SKF Bearing|NSK Bearing|FAG Bearing-WHCD Bearing Co., Ltd.
Cageless, NSK full-complement cylindrical roller bearings have the maximum possible number of rollers and can sustain much heavier loads than cylindrical...
cylindrical roller bearings