240,000 mm x 330,000 mm x 220,000 mm 240,000 mm x 330,000 mm x 220,000 mm NTN 4R4818 cylindrical roller bearings

LET OUR 240,000 mm x 330,000 mm x 220,000 mm 240,000 mm x 330,000 mm x 220,000 mm 240,000 mm x 330,000 mm x 220,000 mm NTN 4R4818 cylindrical roller bearings EXPERTS GET YOU THE PARTS NSK bearing Trading Co., Ltd YOU Labyrinth lip material: NEED.

What is 4R4818 bearing cross reference？