NTN 71909CVQ21J84 Precision Ball Bearings - Kate Komatsu part Machinery Co., Ltd

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NTN 71909CVQ21J84 Precision Ball Bearings image

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NTN 71909CVQ21J84 Precision Ball Bearings specification

Bearing number:32304CR
Size (mm):20x52x22.25
Bore Diameter (mm):20
Outer Diameter (mm):52
Width (mm):22,25
d:20 mm
D:52 mm
T:22,25 mm
B:21 mm
C:18 mm
a:16,5 mm
r min.:1,5 mm
r2 min.:1,5 mm
da min.:28,5 mm
da max:25 mm
Da min:37 mm
Da max.:43,5 mm
Db min.:48 mm
ra max.:1,5 mm
rb max.:1,5 mm
Weight:0,25 Kg
Basic dynamic load rating (C):41,8 kN
Basic static load rating (C0):44,9 kN
(Grease) Lubrication Speed:8600 r/min
(Oil) Lubrication Speed:12000 r/min
Calculation factor (e):0,55
Calculation factor (Y0):0,6
Bearing No.:32304CR
r(min):1.5
r1(min):1.5
Cr:52.3
C0r:44.9
Cu:6.05
Grease lub.:8600
Oil lub.:12000
a(mm):16.5
da(min):28.5
db(max):25
Da(max):43.5
Da(min):37
Db(min):48
Sa(min):3
Sb(min):4
ra(max):1.5
rb(max):1.5
e:0.55
Y1:1.10
Y0:0.60
(Refer.)Mass(kg):0.250

Main Products: Load Wheel, Chain Wheel, Drive Wheel, Gear Block, Guide Wheel, Chain Rail Assembly, Track Assembly, Track Plate and High Strength Bolt. Other products: chain link, chain pin, bucket shaft, bucket shaft sleeve, swing frame, connecting rod, chain bracket, tension cylinder, tension spring, U-frame, large and small arm cylinder assembly, rubber block, bucket teeth, tooth base, etc.

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Kate Komatsu part Machinery Co., Ltd: Email; AddressJiulong wan ,Hong kong,china; Phone(Working Time); Fax

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