Type DC is a sprag type freewheel cage without inner or outer races. It must be installed in a design providing races, bearing support for axial and radial loads, lubrication and sealing. The DC type version-N accepts all types of lubricants currently used in the power transmis-sion equipement.
The sprag space tolerance must not be exceeded. Inner and outer races must both have a minimum plain width "e", without any recess, to ensure the freewheel functions correctly as shown on following pages.
Alternatively, races can be made in case hardened steel shafts, or housings, to the specification below. Surface hardness of the finished part should be HRC 60 to 62, for a depth of 0, 6 mm minimum.
Core hardness to be HRC35 to 45. Surface roughness not to exceed 22CLA. Maximum taper between races: 0, 007 mm for 25 mm width.

Changzhou Suma Precision Machinery Co., Ltd(Changzhou Tianniu Clutch Factory)is a manufacturer specialized in Producing Various cam clutch, one way bearing, one way clutch, backstop clutch, overrunning clutch and other bearings with high technology. 

We are following "Best Quality, Best Price, Fast Delivery, Best Serves" to make all of our old and new customers satisfied. 

Our Advantages
1. Advanced producing equipment.
2. Strict requirement for the raw material
3. Complete&perfect process flow
4. Good quality of each batch of the product
5. Different grades of price for different quality

Pre-sale service:

We will delivery the goods in 10 days after your order is confirmed.

After sale service:

Our factory provide technical assistance to support every doubt during usage and maintenance. 

Q: Why do we choose your company?

A: We always insist quality first. We have our bearing factory, therefore we have advantage in quality control and price of one way clutch bearing.

Q:What is the delivery time?

A: Most of the bearing we have stock. For small quantity, we will arrange delivery within 15 days.

Q: What is your payment term?

A: Our payment term include L/C, T/T, Western Union, Paypal etc.

Q: Can you send bearing samples first?

A: Yes, we can send bearing samples of one way clutch bearing to check quality first.

If you have any needs,pls contact me at any time!