30312 Metric Series Tapered Roller Bearing,gearbox Bearing

30312 Metric Series Tapered Roller Bearing

1.Size: ID:60mm OD:130mm T:mm33.5

2.Material: Chrome steel Gcr15

3.Certificate: ISO/TS16949

Description of tapered roller bearing

Tapered roller ring included cup and cone there two parts.Cup is outer ring, Cone comprise rollers,cage,inner ring.And the inner ring with the rollers and cage can be fitted separately from the outer ring.The tapered roller bearings are generally used to support comnined load mainly consisting of radial load. The carrying capacity of axial load depends on the contact angle of raceway of outer rings. The bigger the contact angle is, the strongerr the capacity will be .
These bearings are suitable for automobiles,truck,rolling mill,mining machinery,construction machine,agriculture machine,metallurgy and plastic machines.

The kinds of tapered roller bearing we can offer

Metric single row tapered roller bearing
Inch single row tapered roller bearing
Double row tapered roller bearing
Four row tapered roller bearings
Paired single row tpered roller bearings

inner diameter 20--150mm
outer diameter 35--210mm

The advantage of our factory

1).Raw Material:specified high quality GCR15
2).Advanced digital turning, grinding machines and experienced workers guarantee the precision and quality.
3).QC:workers do three and check one of them,according to the operation card attached on the machine.
4).Automatic demagnetization,cleaning& anti-rust machine to ensure the cleanliness of the product .
5).Quality Control:QC inspect 4times/day at random , 100%full inspection before assembling &shiped.
6).Professional management system and team, tidy workshop environment to lead a good mood to every worker.