Chrome Steel One Way Sprag Cam Clutch Bearing HRC60 Freewheel DC7221B

Brief Introduction of one way clutch bearing:

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 transmission 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.

Applications of one way clutch bearing:

One Way Clutches Sprag Type mainly used as Backstop clutches
Reducers,Flender Gearbox,SEW Gearbox

Overrunning clutch: for multiple-machine drives or to separate the inertia of masses of a driven machine from the driving machine after it has been switched off.

Indexing clutch: which turns a shaft step by step, thus achieving indexed material feed or a variable speed.

Shaanxi Fortune Industries Co.,ltd located in Xi’an of the oldest city in China. We have experience for over 15 years, As a professional exporter in Ball & Roller Bearings and Auto Parts on standard and nonstandard, our success is based on:

High Quality Bearing at the Good Price
In this competitive world economy it is critical that we provide you with a bearing that meets your different requirements at an affordable price. We can offer bearings at multiple price points from hundreds of factories established stable relations with us in China.

Experienced Staff
We target specific automotive industries, learn about their particular uses and bearing needs, and supply exactly what is required. We have specialists on staff who understand these markets and can respond promptly. we would be glad to create most suitable solution for your needs.

Bearing in Variety
You will find thousands kinds of bearing on standard on our Website: www.sft-bearings.com, we trust you can choose bearing you required. If you can not identify your bearing, Just tell us the dimensions we offer bearing on non-standard.

Professional Service
Our technical team are experienced in automobile bearings, industry bearings, We are able to provide support on bearing selection, design optimization, product development, bearing mounting, bearing maintenance, lubrication and etc.

Quality control system

In 2011, We have been awarded Quality Management System Certificate No. 00111Q25911R0S / 6100 for compliance with the standard ISO9001 : 2008　＆　GB/T 19001 - 2008 apply in Export of Bearing and Auto Parts.

Bearings and More
In addition to ball and roller bearings and auto parts, we also carry Linear Motion, Roller Chain, Motorcycle Sprocket and more. Please view our website.

Today, All of our products have been exported to dozens of countries and regions all over the world, such as Europe, America, southeast Asia, middle east, Africa etc. and products are used in a broad range of applications, including automobiles, railways, steel industry, motorcycle, agriculture machine, wind turbines, papermaking machine, office equipment, machinery tools etc.

We do best spare parts and transmission parts for you!