Dimensions
d(mm)17Bore diameter
D(mm)30Outer diameter
W(mm)7Width
a(mm)6.6Span
rs min(mm)0.3Minimal edge distance
r1s min(mm)0.15Minimal edge distance
Spindle bearing, adjusted, in pairs or sets, contact angle 15°, contactless sealed at both sides, greased/ lubricated, cage made of laminated fabric, diminished tolerances, rings and rolling elements made of high-quality roller bearing steel
Technical data
*) the unit "B" in the graphics corresponds in English to the unit "W" for "Width".
Contact angle
α(°)15Contact angle
Connecting dimensions
da h12(mm)20Diameter of shaft shoulder
Da H12(mm)27.5Diameter of housing shoulder
ra max(mm)0.3Maximal rounding radius
rb max(mm)0.1Maximal rounding radius
Performance data
Cr(kN)5.3Dynamic load rating, radial
C0r(kN)3.1Static load rating, radial
Cur(kN)0.159Fatigue limit load, radial
nG Grease(min-1)50000Limit speed, grease lubrication
FV L(N)21Preload force, slight
FV M(N)81Preload force, medium
FV S(N)176Preload force, heavy
ca L(N/µm)17.7Axial rigidity, slight
ca M(N/µm)32.1Axial rigidity, medium
ca S(N/µm)47.1Axial rigidity, heavy
KaE L(N)66Lift-off force, slight
KaE M(N)280Lift-off force, medium
KaE S(N)656Lift-off force, heavy
Mass
kg0.017Mass