|
[China]
Trade Verify
Address: 56, Liyuan Road, XueJia, Xinbei District, Changzhou, 213125, Jiangsu, China
Contact name:Amanda Ni
CHANGZHOU MOUETTE MACHINERY CO., LTD |
|
Verified Suppliers
|
|
|
Bearing Steel Sprag One Way Clutches Freewheel Cage Without Inner Or Outer Races
Overrunning, Indexing, Backstopping External Bearing Support Required, Sprag Clutches
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 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.
Sprag Clutches DC type Specifications:
| Size | Overrunning speeds | Øa +0.008 - 0,005 | Øc ± 0,013 | Sprag space | emin | Ødmin | Øbmax | No.of clips | No.of sprags | Weight | ||
| TKN1 | nimax | Namax | mm | mm | mm | mm | mm | mm | pcs | pcs | kg | |
| Nm | min-1 | min-1 | ||||||||||
| DC2222G | 63 | 8600 | 4300 | 22.225 | 38.885 | 8.33 | 10 | 50 | 15 | - | 12 | 0.03 |
| DC2776 | 119 | 6900 | 3400 | 27.762 | 44.422 | 8.33 | 14 | 58 | 18 | - | 14 | 0.055 |
| DC3034 | 124 | 6300 | 3100 | 30.340 | 47.000 | 8.33 | 14 | 62 | 20 | - | 14 | 0.06 |
| DC3175(3C) | 159 | 6000 | 3000 | 31.750 | 48.410 | 8.33 | 14 | 63 | 24 | 3 | 16 | 0.06 |
| DC3809A | 275 | 5000 | 2500 | 38.092 | 54.752 | 8.33 | 16 | 71 | 29 | - | 18 | 0.085 |
| DC4127(3C) | 224 | 4600 | 2300 | 41.275 | 57.935 | 8.33 | 14 | 75 | 32 | 3 | 18 | 0.09 |
| DC4445A | 363 | 4300 | 2100 | 44.450 | 61.110 | 8.33 | 16 | 79 | 34 | - | 20 | 0.095 |
| DC4972(4C) | 306 | 3800 | 1900 | 49.721 | 66.381 | 8.33 | 14 | 86 | 38 | 4 | 22 | 0.1 |
| DC5476A | 525 | 3500 | 1700 | 54.765 | 71.425 | 8.33 | 16 | 92 | 42 | - | 24 | 0.11 |
| DC5476A(4C) | 525 | 3500 | 1700 | 54.765 | 71.425 | 8.33 | 16 | 92 | 42 | 4 | 24 | 0.13 |
| DC5476B(4C) | 769 | 3500 | 1700 | 54.765 | 71.425 | 8.33 | 21 | 92 | 42 | 4 | 24 | 0.18 |
| DC5476C(4C) | 990 | 3500 | 1700 | 54.765 | 71.425 | 8.33 | 25 | 92 | 42 | 4 | 24 | 0.2 |
| DC5776A | 604 | 3300 | 1600 | 57.760 | 74.42 | 8.33 | 16 | 98 | 44 | - | 26 | 0.11 |
| DC6334B | 806 | 3000 | 1500 | 63.340 | 80.000 | 8.33 | 21 | 104 | 50 | - | 26 | 0.175 |
| DC7221(5C) | 675 | 2600 | 1300 | 72.217 | 88.877 | 8.33 | 14 | 115 | 56 | 5 | 30 | 0.14 |
| DC7221B | 1279 | 2600 | 1300 | 72.217 | 88.877 | 8.33 | 21 | 115 | 56 | - | 30 | 0.185 |
| DC7221B(5C) | 1279 | 2600 | 1300 | 72.217 | 88.877 | 8.33 | 21 | 115 | 56 | 5 | 30 | 0.21 |
| DC7969C(5C) | 2038 | 2400 | 1200 | 79.698 | 96.358 | 8.33 | 25 | 124 | 61 | 5 | 34 | 0.28 |
| DC8334C | 2055 | 2300 | 1100 | 83.340 | 100.000 | 8.33 | 25 | 132 | 65 | - | 34 | 0.27 |
| DC8729A | 1250 | 2200 | 1100 | 87.290 | 103.96 | 8.33 | 16 | 134 | 67 | - | 34 | 0.165 |
| DC10323A(3C)* | 1612 | 1800 | 900 | 103.231** | 119.89 | 8.33 | 16 | 155 | 80 | 3 | 40 | 0.205 |
| DC12334C* | 4800 | 1500 | 750 | 123.34** | 140.000 | 8.33 | 25 | 184 | 96 | - | 50 | 0.4 |
| DC12388C(11C) | 4875 | 1500 | 750 | 123.881 | 142.88 | 9.5 | 25 | 196 | 96 | 11 | 44 | 0.4 |
NOTES:
1) Tmax=2.5 x TKN
2) Inner race overruns
3) Inner race overruns
**)Extension of tolerance to ± 0,013
4) Other customized dimensions are available.
5) Number of drag strip and clips are customized.
Mounting example
