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SKF 312NR bearing
SKF 312NR, Size: 60x130x31. SKF 312NR are used in a wide variety of applications, they are simple in design, suitable for high speeds and are robust in operation, and need little maintenance.
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Inventory: Enough
Delivery time: 5-7 Days
Deep groove ball bearings, single row, with filling slots 312 NR
Bearing number : 312 NR
Size (mm) : 60x130x31
Brand : SKF
Bore Diameter (mm) : 60
Outer Diameter (mm) : 130
Width (mm) : 31
Bearing dimensions and specification in SKF catalogue:
d - 60 mm
D - 130 mm
B - 31 mm
d1 - - 81.86 mm
D2 - - 112.2 mm
D3 - 125.22 mm
D4 - 139.7 mm
b - 3.1 mm
C - 4.06 mm
f - 2.82 mm
r0 - 0.6 mm
r1,2 - min. - 2.1 mm
da - min. - 72 mm
Da - max. - 118 mm
Db - min. - 141 mm
ba - min. - 3.5 mm
Ca - max. - 6.88 mm
ra - max. - 2 mm
Basic dynamic load rating - C - 91.3 kN
Basic static load rating - C0 - 78 kN
Fatigue load limit - Pu - 3.4 kN
Reference speed - 9500 r/min
Limiting speed - 6000 r/min
Calculation factor minimum radial load - kr - 0.05
Mass bearing - 1.85 kg
Snap ring - SP 130
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