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Data Sheet
| Item | DC |
| Material | GCr15 |
| Bore size | 22.225-123.881 mm |
| Outer dia. | 38.885-142.880 mm |
| Nominal torque | 63-4785 Nm |
| Weight | 0.03-0.4 kg |
| Sprags quantity | 12-44 |
| Overrunning speed (outer race) | 750-4300 min-1 |
| Overrunning speed (inner race) | 1500-8600 min-1 |
| Package | carton box |
Feature
1.Type DC is a one way sprag clutch bearing without inner or outer races. It must be installed in a design providing races, bearing support for axial and radial loads, lubrication and sealing.
2.The DC type version-N accepts all types of lubricants currently used in the power transmission equipement.
3.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 .
4.Alternatively, races can be made in case hardened steel shafts, or housings,
Surface hardness of the finished part should be HRC 60 to 62, for a depth of 0,6 mm minimum.
5.Core hardness to be HRC35 to 45. Surface roughness not to exceed 22CLA. Maximum taper between races:0,007 mm for 25 mm width.
Size | Overrunning speeds | Sprag space | No. of clips | Number of sprags | Weight | ||||||
nimax2) | namax3) | Øa+0.008 | Øc± 0.013 | emin | Ødmin | Øbmax | |||||
[min -1] | [min -1] | [mm] | [mm] | [mm] | [mm] | [mm] | [mm] | [kg] | |||
DC2222G-N | 8600 | 4300 | 22.225 | 38.885 | 8.33±0.075 | 10 | 50 | 15 | – | 12 | 0.03 |
DC2776-N | 6900 | 3400 | 27.762 | 44.422 | 8.33±0.075 | 13.5 | 58 | 18 | – | 14 | 0.055 |
DC3034-N | 6300 | 3100 | 30.34 | 47 | 8.33±0.075 | 13.5 | 62 | 20 | – | 14 | 0.06 |
DC3175(3C)-N | 6000 | 3000 | 31.75 | 48.41 | 8.33±0.075 | 13.5 | 63 | 21 | 3 | 16 | 0.06 |
DC3809A-N | 5000 | 2500 | 38.092 | 54.752 | 8.33±0.075 | 16 | 71 | 25 | – | 18 | 0.085 |
DC4127(3C)-N | 4600 | 2300 | 41.275 | 57.935 | 8.33±0.075 | 13.5 | 75 | 27 | 3 | 18 | 0.09 |
DC4445A-N | 4300 | 2100 | 44.45 | 61.11 | 8.33±0.1 | 16 | 79 | 29 | – | 20 | 0.095 |
DC4972(4C)-N | 3800 | 1900 | 49.721 | 66.381 | 8.33±0.1 | 13.5 | 86 | 33 | 4 | 22 | 0.1 |
DC5476A-N | 3500 | 1700 | 54.765 | 71.425 | 8.33±0.1 | 16 | 92 | 36 | – | 24 | 0.11 |
DC5476A(4C)-N | 3500 | 1700 | 54.765 | 71.425 | 8.33±0.1 | 16 | 92 | 36 | 4 | 24 | 0.13 |
DC5476B(4C)-N | 3500 | 1700 | 54.765 | 71.425 | 8.33±0.1 | 21 | 92 | 36 | 4 | 24 | 0.18 |
DC5476C(4C)-N | 3500 | 1700 | 54.765 | 71.425 | 8.33±0.1 | 25.4 | 92 | 36 | 4 | 24 | 0.2 |
DC5776A-N | 3300 | 1600 | 57.76 | 74.42 | 8.33±0.1 | 16 | 98 | 38 | – | 26 | 0.11 |
DC6334B-N | 3000 | 1500 | 63.34 | 80 | 8.33±0.1 | 21 | 104 | 42 | – | 26 | 0.175 |
DC7221(5C)-N | 2600 | 1300 | 72.217 | 88.877 | 8.33±0.1 | 13.5 | 115 | 48 | 5 | 30 | 0.14 |
DC7221B-N | 2600 | 1300 | 72.217 | 88.877 | 8.33±0.1 | 21 | 115 | 48 | – | 30 | 0.185 |
DC7221B(5C)-N | 2600 | 1300 | 72.217 | 88.877 | 8.33±0.1 | 21 | 115 | 48 | 5 | 30 | 0.21 |
DC7969C(5C)-N | 2400 | 1200 | 79.698 | 96.358 | 8.33±0.1 | 25.4 | 124 | 53 | 5 | 34 | 0.28 |
DC8334C-N | 2300 | 1100 | 83.34 | 100.000 | 8.33±0.1 | 25.4 | 132 | 55 | – | 34 | 0.27 |
DC8729A-N | 2200 | 1100 | 87.29 | 103.96 | 8.33±0.1 | 16 | 134 | 58 | – | 34 | 0.165 |
DC10323A(5C)*-N | 1800 | 900 | 103.231** | 119.891 | 8.33±0.1 | 16 | 155 | 68 | 5 | 40 | 0.205 |
DC12334C*-N | 1500 | 750 | 123.340** | 140.000 | 8.33±0.1 | 25.4 | 184 | 80 | – | 50 | 0.4 |
DC12388C(11C) | 1500 | 750 | 123.881 | 142.88 | 9.50±0.1 | 25.4 | 186 | 80 | 11 | 44 | 0.4 |
Product display
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