Dimensions
d(mm)55Bore diameter
D(mm)80Outer diameter
W(mm)13Width
a(mm)16Span
rs min(mm)0.6Minimal edge distance
r1s min(mm)0.3Minimal edge distance
Hybrid spindle bearing, adjusted, in pairs or sets, contact angle 15°, cage made of laminated fabric, diminished tolerances, rings made of high-quality roller bearing steel, rolling elements made of silicon nitride