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 bearing axia

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 speed .

2 . Other size :

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 year .

2 . Product quality high quality the delivery time is quick , reasonable price

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 . Appliexcavatorion :

The self-aligning ball bearings are widely used in mining machinery , power machinery , heavy machinery and textile machinery etc .