7203 Angular Contact Ball Bearing (17x40x12mm)
A . Angular Contact Ball Bearing Parameters
Brand BYC
Structure Angular Contact
Model number 7203
Inner ring(mm) 17
Outer ring(mm) 40
Width(mm) 12
Weight(Kg) 0.064
Materials Chrome steel/GCR15
Precision grade P5/P4/P2
Lubrication type Grease lubrication
Contact Angle C=15°;AC=25°
Material(Ball) Steel ball(SUJ2); SN24:Ceramic ball(Si3N4)
Number of Row Single rows
Material(Cage) TYN-PA;TR-PF
Combination of mark "SU:Universal combination (single row)
DU:Universal combination (double rows)
DB: Back-to-back combination
DF: Face-to-face combination
DT: Parallel combination
DBD.DFD.DTD: Three rows
DBB.DFF.DBT.DFT.DTT: Four rows"
Preloaded mark "EL: Micro preloaded
L : Light preload
M : Medium preloade
H : Heavy preloaded"








