6903 Hybrid Ceramic Bearing 17x30x7 mm ABEC-1 ( 1 PC ) Bicycle Bottom Brackets & Spares 6903RS Si3N4 Ball Bearings

100% Authentic. 6903 Hybrid Ceramic Bearing 17x30x7 mm ABEC-1 ( 1 PC ) Bicycle Bottom Brackets & Spares 6903RS Si3N4 Ball Bearings Bearings with Housin Type Highest Quality. Certified Supplier.

Model Number:6903
Bearing number:6324
Size (mm):120x260x55
Bore Diameter (mm):120
Outer Diameter (mm):260
Width (mm):55
d:120 mm
D:260 mm
B:55 mm
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Product Details

Bearing number6324
Size (mm)120x260x55
Bore Diameter (mm)120
Outer Diameter (mm)260
Width (mm)55
d120 mm
D260 mm
B55 mm
C55 mm
r min.3 mm
da min.133 mm
Da max.247 mm
ra max.2,5 mm
Weight12,4 Kg
Basic dynamic load rating (C)207 kN
Basic static load rating (C0)185 kN
(Grease) Lubrication Speed2 600 r/min
(Oil) Lubrication Speed3 100 r/min
rs min3 mm
Radial clearance classCN
Mass12.4 kg
Dynamic load, C207 kN
Static load, C0185 kN
Fatigue limit load, Cu6.1 kN
Nlim (oil)3,100 rpm
Nlim (grease)2,600 rpm
Min operating temperature, Tmin-20 °C
Max operating temperature, Tmax120 °C
Characteristic cage frequency, FTF0.39 Hz
Characteristic rolling element frequency, BSF4.39 Hz
Characteristic outer ring frequency, BPF03.13 Hz
Characteristic inner ring frequency, BPFI4.87 Hz
da min133 mm
Da max247 mm
ra max2.5 mm
CategorySingle Row Ball Bearing
Minimum Buy QuantityN/A
Weight / Kilogram12.611
Product GroupB00308
Precision ClassABEC 1 | ISO P0
Maximum Capacity / Filling SlotNo
Rolling ElementBall Bearing
Snap RingNo
Internal Special FeaturesNo
Cage MaterialSteel
Internal ClearanceC0-Medium
Inch - MetricMetric
Long Description120MM Bore; 260MM Outside Diameter; 55MM Outer Race Diameter; Open; Ball Bearing; ABEC 1 | ISO P0; No Filling Slot; No Snap Ring; No Internal Special Features
Harmonized Tariff Code8482.10.50.68
Keyword StringBall
Bore4.724 Inch | 120 Millimeter
Outside Diameter10.236 Inch | 260 Millimeter
Outer Race Width2.165 Inch | 55 Millimeter
bore diameter:120 mm
precision rating:Class 0
outside diameter:260 mm
overall width:55 mm
bearing material:High Carbon Chrome Steel
bore type:Round
cage material:Steel
closure type:Open
inner ring width:55 mm
row type & fill slot:Single Row Non-Fill Slot
outer ring width:55 mm
snap ring included:Without Snap Ring
maximum rpm (grease):2600 rpm
internal clearance:CN
maximum rpm (oil):3100 rpm
operating temperature range:-40 to 120 ºC
fillet radius:3 mm
dynamic load capacity:207000 N
manufacturer product page:Click here
static load capacity:185000 N
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