CAT 307 Excavator Slewing Bearing

Bearing number: 6909
Size (mm): 45x68x12
Bore Diameter (mm): 45
Outer Diameter (mm): 68
Width (mm): 12
d: 45 mm
D: 68 mm
B: 12 mm
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Product Details

Bearing number 6909
Size (mm) 45x68x12
Bore Diameter (mm) 45
Outer Diameter (mm) 68
Width (mm) 12
d 45 mm
D 68 mm
B 12 mm
C 12 mm
r min. 0,6 mm
da min. 49 mm
da max 51 mm
Da max. 64 mm
ra max. 0,6 mm
Weight 0,128 Kg
Basic dynamic load rating (C) 13,1 kN
Basic static load rating (C0) 10,4 kN
(Grease) Lubrication Speed 9 800 r/min
(Oil) Lubrication Speed 12 000 r/min
rs min 0.6 mm
Radial clearance class CN
Mass 0.13 kg
Dynamic load, C 13.1 kN
Static load, C0 10.4 kN
Fatigue limit load, Cu 0.47 kN
f0 16.1
Nlim (oil) 12,000 rpm
Nlim (grease) 9,800 rpm
Min operating temperature, Tmin -20 °C
Max operating temperature, Tmax 120 °C
Characteristic cage frequency, FTF 0.44 Hz
Characteristic rolling element frequency, BSF 8.78 Hz
Characteristic outer ring frequency, BPF0 7.1 Hz
Characteristic inner ring frequency, BPFI 8.9 Hz
da min 49 mm
Da max 64 mm
ra max 0.6 mm
Category Single Row Ball Bearing
Inventory 0.0
Minimum Buy Quantity N/A
Weight / Kilogram 0.135
Product Group B00308
Enclosure Open
Precision Class ABEC 1 | ISO P0
Maximum Capacity / Filling Slot No
Rolling Element Ball Bearing
Snap Ring No
Internal Special Features No
Cage Material Steel
Internal Clearance C0-Medium
Inch - Metric Metric
Long Description 45MM Bore; 68MM Outside Diameter; 12MM Outer Race Diameter; Open; Ball Bearing; ABEC 1 | ISO P0; No Filling Slot; No Snap Ring; No Internal Special Features
UNSPSC 31171504
Harmonized Tariff Code 8482.10.50.68
Noun Bearing
Keyword String Ball
Manufacturer Item Number 6909
Weight / LBS 0.298
Outside Diameter 2.677 Inch | 68 Millimeter
Outer Race Width 0.472 Inch | 12 Millimeter
Bore 1.772 Inch | 45 Millimeter
bore diameter: 45 mm
finish/coating: Uncoated
outside diameter: 68 mm
bearing material: High Carbon Chrome Steel
overall width: 12 mm
cage material: Steel
bore type: Round
inner ring width: 12 mm
closure type: Open
outer ring width: 12 mm
row type & fill slot: Single Row Non-Fill Slot
maximum rpm (grease): 9800 rpm
snap ring included: Without Snap Ring
maximum rpm (oil): 12000 rpm
internal clearance: CN
fillet radius: 0.6 mm
operating temperature range: -40 to 120 ºC
maximum rpm: 12000 RPM
dynamic load capacity: 13100 N
series: 69
static load capacity: 10400 N
manufacturer product page: Click here
precision rating: Class 0
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