85 mm x 120 mm x 18 mm Limiting speed for oil lubrication Loyal Zealous Skateboard Bearings

Manufacturers of all Skateboard Bearings are represented in our partial list of 120x85x18 Size (mm) clients. Contact Gary for SKF Brand a complete 85 mm x 120 mm x 18 mm Limiting speed for oil lubrication Loyal Zealous Skateboard Bearings list of clients and projects. 71917 ACB/P4A Bearing number

Bearing number 71917 ACB/P4A
Size (mm) 120x85x18
Brand SKF
Bore Diameter (mm) 120
Outer Diameter (mm) 85
Width (mm) 18
d 85 mm
D 120 mm
B 18 mm
d1 98.2 mm
d2 96.7 mm
D2 110.2 mm
r1,2 - min. 1.1 mm
r3,4 - min. 0.6 mm
a 36.3 mm
da - min. 91 mm
db - min. 91 mm
Da - max. 114 mm
Db - max. 116.8 mm
ra - max. 1 mm
rb - max. 0.6 mm
dn 99.2 mm
Basic dynamic load rating - C 15.3 kN
Basic static load rating - C0 15.3 kN
Fatigue load limit - Pu 0.64 kN
Limiting speed for grease lubrication 13000 r/min
Limiting speed for oil lubrication 20000 mm/min
Ball - Dw 6.747 mm
Ball - z 37
Gref 6.46 cm3
Calculation factor - e 0.68
Calculation factor - Y2 1.41
Calculation factor - Y0 0.76
Calculation factor - X2 0.67
Calculation factor - Y1 0.92
Preload class A - GA 93 N
Preload class B - GB 185 N
Preload class C - GC 560 N
Calculation factor - f 1.11
Calculation factor - f1 0.99
Calculation factor - f2A 1
Calculation factor - f2B 1.02
Calculation factor - f2C 1.07
Calculation factor - fHC 1
Preload class A 136 N/micron
Preload class B 174 N/micron
Preload class C 264 N/micron
r1,2 min. 1.1 mm
r3,4 min. 0.6 mm
da min. 91 mm
db min. 91 mm
Da max. 114 mm
Db max. 116.8 mm
ra max. 1 mm
rb max. 0.6 mm
Basic dynamic load rating C 20.3 kN
Basic static load rating C0 24.5 kN
Fatigue load limit Pu 0.64 kN
Attainable speed for grease lubrication 13000 r/min
Attainable speed for oil-air lubrication 20000 r/min
Ball diameter Dw 6.747 mm
Number of balls z 37
Reference grease quantity Gref 6.46 cm³
Preload class A GA 93 N
Static axial stiffness, preload class A 136 N/µm
Preload class B GB 185 N
Static axial stiffness, preload class B 174 N/µm
Preload class C GC 560 N
Static axial stiffness, preload class C 264 N/µm
Calculation factor f 1.11
Calculation factor f1 0.99
Calculation factor f2A 1
Calculation factor f2B 1.02
Calculation factor f2C 1.07
Calculation factor fHC 1
Calculation factor e 0.68
Calculation factor (single, tandem) Y2 0.87
Calculation factor (single, tandem) Y0 0.38
Calculation factor (single, tandem) X2 0.41
Calculation factor (back-to-back, face-to-face) Y1 0.92
Calculation factor (back-to-back, face-to-face) Y2 1.41
Calculation factor (back-to-back, face-to-face) Y0 0.76
Calculation factor (back-to-back, face-to-face) X2 0.67
Mass bearing 0.57 kg

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