NN3068 NSK Multi-Row Roller Bearings NTN 

Brand Name:NSK
Model Number:NN3068
Bearing number:6811
Size (mm):55x72x9
Bore Diameter (mm):55
Outer Diameter (mm):72
Width (mm):9
d:55 mm
D:72 mm
B:9 mm
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Product Details

Bearing number6811
Size (mm)55x72x9
Bore Diameter (mm)55
Outer Diameter (mm)72
Width (mm)9
d55 mm
D72 mm
B9 mm
C9 mm
r min.0.3 mm
da min.57 mm
Da max.70 mm
ra max.0.3 mm
Weight0.083 Kg
Basic dynamic load rating (C)8,8 kN
Basic static load rating (C0)8,1 kN
(Grease) Lubrication Speed8500 r/min
CategorySingle Row Ball Bearing
Inventory0.0
Minimum Buy QuantityN/A
Weight / Kilogram0.082
Product GroupB00308
EnclosureOpen
Precision ClassABEC 1 | ISO P0
Maximum Capacity / Filling SlotNo
Rolling ElementBall Bearing
Snap RingNo
Internal Special FeaturesNo
Internal ClearanceC0-Medium
Inch - MetricMetric
Long Description55MM Bore; 72MM Outside Diameter; 9MM Outer Race Diameter; Open; Ball Bearing; ABEC 1 | ISO P0; No Filling Slot; No Snap Ring; No Internal Special Features
UNSPSC31171504
Harmonized Tariff Code8482.10.50.68
NounBearing
Keyword StringBall
Manufacturer Item Number6811 BNLS
Weight / LBS0.18
Bore2.165 Inch | 55 Millimeter
Outside Diameter2.835 Inch | 72 Millimeter
Outer Race Width0.354 Inch | 9 Millimeter
Bore TypeCylindrical Bore
ConfigurationSingle Row
Bore Size55 mm
Width9 mm
Fillet Radius/Chamfer0.3 mm
Dynamic Load Rating8,800 N
Static Load Rating8,100 N
Limiting Speed - Grease8,700 rpm
Limiting Speed - Oil10,000 rpm
Factor fo16.2
Radial Clearance0.008 to 0.028 mm
da (min)57 mm
Da (max)70 mm
ra (max)0.3 mm
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Phone +65 6795 7418
Fax +65 6795 7418
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