DIN Standard Steel Cage Roller Bearings 21304 20 mm * 52 * 15 mm
1 . Basic info
Spherical roller bearing Features
1) Spherical roller bearings are principally provided with two rows
of symmetrical spherical rollers and a common sphere raceway in out
ring , the two inner ring raceways are included at an angle to the
2) The bearings have good self-aligning ability and can operate
when the shaft deflection under load or the shaft deflection under
load or the shaft misaligning in mounting , and their permissible
aligning angle is 1 to 2.5 degree
3) This type of bearings has heavy load carrying capacity and
anti-impact ability , in addition to radial loads , they also can
carry axial loads in two directions
4) . In general , this type of bearings permits a low limiting
2 . Other size :
|Bearing No.||Boundary dimensions||Basic load ratings(kN)||Limiting speeds||Mass|
3 . FAQ
Q : Are you a trader or manufacturer ?
A : We are factory specializing in all kind of bearings . We can
give you the best price and better service .
Q : What is your delivery time ?
A : Sample order: Immediate delivery , bulk order : usually 30 days
Q : Can i request sample?
A : Of course , sample is ok and we can give you a sample
Q : What's the shipping way ?
A : According to YOUR demands .
Q : Can you accept OEM or ODM ?
A : Yes , of course . logo is also acceptable .
Q : How is quality controlled ?
A : Quality is the key !
4 . Our advantage
1 . Direct China factory / Manufacturer with strong Capability
We are direct bearing factory on shandong , China for more than 10
years . 300 bearing types , 5 million sets items and produced
yearly and the output value more than 5 million US dollars last
2 . Product quality high quality the delivery time is quick ,
Rich in stock throughout the year for general bearing types , such
as self-aligning ball bearing ,Tapered Roller Bearing,cylindrical
roller Bearing , etc .
Based on the above advantages , we can make prompt delivery
according to your requirement .
Warehouse items would Delivery of the goods within 5 - 8 days . By
courier/air or by cargo/sea
3 . Competitive price
Large inventories and strong production capabilities enable us to
offer more affordable prices globally .
Customers can get high - quality bearings with attractive prices at
the same time .
5 . Application :
The self-aligning ball bearings are widely used in mining machinery
, power machinery , heavy machinery and textile machinery etc .