90 mm x 125 mm x 18 mm Gref KOYO UCP208-25 Bearing Units

Advance 90 mm x 125 mm x 18 mm Gref KOYO UCP208-25 Bearing Units is your source for quality Bearing Units and 71918 CB/P4AL Bearing number accessories. shop online for home delivery or pick up in one of our 10000 .

Bearing number 71918 CB/P4AL
Size (mm) 125x90x18
Brand SKF
Bore Diameter (mm) 125
Outer Diameter (mm) 90
Width (mm) 18
d 90 mm
D 125 mm
B 18 mm
d1 103 mm
d2 101.4 mm
D2 115 mm
b 2.2 mm
C1 9.3 mm
C2 4.5 mm
C3 2.9 mm
r1,2 - min. 1.1 mm
r3,4 - min. 0.6 mm
a 27.5 mm
da - min. 96 mm
db - min. 96 mm
Da - max. 119 mm
Db - max. 121.8 mm
ra - max. 1 mm
rb - max. 0.6 mm
dn 103.9 mm
Basic dynamic load rating - C 17.8 kN
Basic static load rating - C0 17.6 kN
Fatigue load limit - Pu 0.72 kN
Limiting speed for grease lubrication 14000 r/min
Limiting speed for oil lubrication 22000 mm/min
Ball - Dw 7.144 mm
Ball - z 36
Gref 7.37 cm3
Calculation factor - f0 10
Preload class A - GA 59 N
Preload class B - GB 120 N
Preload class C - GC 355 N
Calculation factor - f 1
Calculation factor - f2A 1
Calculation factor - f2B 1.02
Calculation factor - f2C 1.07
Calculation factor - fHC 1
Preload class A 53 N/micron
Preload class B 70 N/micron
Preload class C 112 N/micron
r1,2 min. 1.1 mm
r3,4 min. 0.6 mm
da min. 96 mm
db min. 96 mm
Da max. 119 mm
Db max. 121.8 mm
ra max. 1 mm
rb max. 0.6 mm
Basic dynamic load rating C 23.8 kN
Basic static load rating C0 28.5 kN
Fatigue load limit Pu 0.72 kN
Attainable speed for grease lubrication 14000 r/min
Attainable speed for oil-air lubrication 22000 r/min
Ball diameter Dw 7.144 mm
Number of balls z 36
Reference grease quantity Gref 7.37 cm³
Preload class A GA 59 N
Static axial stiffness, preload class A 53 N/µm
Preload class B GB 120 N
Static axial stiffness, preload class B 70 N/µm
Preload class C GC 355 N
Static axial stiffness, preload class C 112 N/µm
Calculation factor f 1.12
Calculation factor f1 1
Calculation factor f2A 1
Calculation factor f2B 1.02
Calculation factor f2C 1.07
Calculation factor fHC 1
Calculation factor f0 10
Mass bearing 0.59 kg

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