The Specification of taper roller bearing 28548/21
Structure:Taper Roller bearing
Model Number:28548/21
Precision Grade:P0,P6,P5 
Seals Type:Open
Number of Row:Single Row
Place of Origin:China (Mainland)
Rings Material:Chrome Steel Gcr-15/GCr15SiMn
Cage Material:Steel
Hardness:HRC 58-62
Certificate:ISO9001:2008
Clearance:C0,C2,C3 
Brand:YTBT or customization
Chamfer color:both white&black chamfer available
OEM service:Available
MOQ:1 PC
Package:1)single brand box +cartons +pallets
              2)industrial packing +cartons+pallets
              3)tubes+cartons +pallets
              4) as per your request