Backstop Clutch DC Sprag Type Freewheel Cage DC
Product Attributes
| Applicable Industries |
Manufacturing Plant, Machinery Repair Shops, Food & Beverage Factory, Construction works, Energy & Mining, Other |
| Type |
DC Series |
| Precision Rating |
P0 |
| Seals Type |
non-sealed |
| Race Material |
GCr15 |
| Precision |
P0 |
| OEM Service |
Accept |
| After-sales Service |
Available |
| Stock |
Rich |
| Package |
single box or as your requirements |
| Port |
Shanghai, Ningbo |
Product Description
Key Features
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 equipment.
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.
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.
Technical Specifications
| Type |
Drag torque (NM) |
Size a (mm) |
Size c (mm) |
Sprag space |
Size e |
Size d |
Size b |
Number of clips |
| DC2222G |
50 |
22.225 |
38.885 |
8.33 |
10 |
50 |
17 |
|
| DC2776 |
95 |
27.762 |
44.422 |
8.33 |
13.5 |
58 |
21 |
|
| DC3034 |
99 |
30.34 |
47 |
8.33 |
13.5 |
62 |
23 |
|
| DC3175(3C) |
127 |
31.75 |
48.41 |
8.33 |
13.5 |
63 |
24 |
3 |
| DC3809A |
220 |
38.092 |
54.752 |
8.33 |
16 |
71 |
29 |
|
| DC4127(3C) |
179 |
41.275 |
57.935 |
8.33 |
13.5 |
75 |
32 |
3 |
| DC4445A |
290 |
44.45 |
61.11 |
8.33 |
16 |
79 |
34 |
|
| DC4972(4C) |
245 |
49.721 |
66.381 |
8.33 |
13.5 |
86 |
38 |
4 |
| DC5476A |
420 |
54.765 |
71.425 |
8.33 |
16 |
92 |
42 |
|
| DC5476A(4C) |
420 |
54.765 |
71.425 |
8.33 |
16 |
92 |
42 |
4 |
| DC5476B(4C) |
615 |
54.765 |
71.425 |
8.33 |
21 |
92 |
42 |
4 |
| DC5476C(4C) |
792 |
54.765 |
71.425 |
8.33 |
25.4 |
92 |
42 |
4 |
| DC5776A |
483 |
57.76 |
74.42 |
8.33 |
16 |
98 |
44 |
|
| DC6334B |
645 |
63.34 |
80 |
8.33 |
21 |
104 |
50 |
|
| DC7221(5C) |
540 |
72.217 |
88.877 |
8.33 |
13.5 |
115 |
56 |
5 |
| DC7221B |
1023 |
72.217 |
88.877 |
8.33 |
21 |
115 |
56 |
|
| DC7221B(5C) |
1023 |
72.217 |
88.877 |
8.33 |
21 |
115 |
56 |
5 |
| DC7969C(5C) |
1630 |
79.698 |
96.358 |
8.33 |
25.4 |
124 |
61 |
5 |
| DC8334C |
1645 |
83.34 |
100 |
8.33 |
25.4 |
132 |
65 |
|
| DC8729A |
1000 |
87.29 |
103.96 |
8.33 |
16 |
134 |
67 |
|
| DC10323A(3C) * |
1290 |
103.231 ** |
119.891 |
8.33 |
16 |
155 |
80 |
3 |
| DC12334C * |
3840 |
123.34 ** |
140 |
8.33 |
25.4 |
184 |
96 |
|
| DC12388C(11C) |
3900 |
123.881 |
142.88 |
9.5 |
25.4 |
196 |
96 |
11 |
Detailed Images
Certifications
Company Information
Changzhou Suma Precision Machinery Co., Ltd (Changzhou Tianniu Clutch Factory) is a manufacturer specialized in producing various cam clutches, one way bearings, one way clutches, backstop clutches, overrunning clutches and other bearings with high technology.
We follow "Best Quality, Best Price, Fast Delivery, Best Service" to satisfy all our customers.
Our Advantages
- Advanced producing equipment
- Strict requirement for the raw material
- Complete & perfect process flow
- Good quality of each batch of the product
- Different grades of price for different quality
Production & Testing
Packing & Shipping
Frequently Asked Questions
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, please contact us at any time!
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