FN25R Internal One-Way Roller Clutch, 25 × 80 × 40 mm, Housing Mounted, for Backstop, Overrunning and Indexing Applications
FN25R One-Way Clutch Bearing / Internal Freewheel, 25 mm Bore × 80 mm Outside Diameter × 40 mm Width, Roller Type, Designed for Backstopping, Overrunning and Indexing Applications. Compact housing-mounted design provides reliable one-direction torque transmission and automatic overrunning.
Product Specifications
| Type |
One-way roller clutch |
| Brand Name |
Famous brand |
| Place of Origin |
China |
| Material of bearing |
Chrome steel |
| Dimension |
25 X 80 X40 mm |
| Cage |
Steel cage |
| Application |
Heavy industry and so on |
| Seals Type |
Open |
| CERTIFICATE |
COC |
| Lubrication |
Oil or grease |
| Precision |
P5 |
| Model |
2558/2523D |
| Special design |
One way clutch |
Product Features
- One-way rotation control
- Prevents reverse rotation
- Fast automatic engagement/disengagement
- Compact design
- Suitable for high-frequency overrunning operation
- Useful for backstop and indexing applications
- Can be integrated directly into a machine housing
Additional Taper Roller Bearings Available
| Metric Bearing No. |
d |
D |
T |
B |
C |
R |
r |
Weight |
| 33012 |
60.000 |
95.000 |
27.000 |
26.000 |
21.000 |
1.5 |
1.5 |
0.666 |
| 33013 |
65.000 |
100.000 |
27.000 |
27.000 |
21.000 |
1.5 |
1.5 |
0.740 |
| 33016 |
80.000 |
125.000 |
36.000 |
36.000 |
29.500 |
1.5 |
1.5 |
1.615 |
| 33019 |
95.000 |
145.000 |
39.000 |
39.000 |
32.500 |
2.0 |
2.0 |
2.260 |
| 33021 |
105.000 |
160.000 |
43.000 |
43.000 |
34.000 |
2.5 |
2.0 |
2.980 |
| 33108 |
40.000 |
75.000 |
26.000 |
26.000 |
20.500 |
1.5 |
1.5 |
0.484 |
| 33109 |
45.000 |
80.000 |
26.000 |
26.000 |
20.500 |
1.5 |
1.5 |
0.536 |
| 33110 |
50.000 |
85.000 |
26.000 |
26.000 |
20.000 |
1.5 |
1.5 |
0.595 |
| 33113 |
65.000 |
110.000 |
34.000 |
34.000 |
26.500 |
1.5 |
1.5 |
1.300 |
| 33116 |
80.000 |
130.000 |
37.000 |
37.000 |
29.000 |
2.0 |
1.5 |
1.864 |
| 33118 |
90.000 |
150.000 |
45.000 |
45.000 |
35.000 |
2.5 |
2.0 |
3.130 |
Additional Bearing Types
Application:
- Conveyor drive shaft
- Installed on the drive shaft.
- Prevents the conveyor from running backward when the motor stops.
- Very common for inclined conveyors.
- Gearbox / transmission
- Installed between the input/output shaft and housing.
- Prevents unwanted reverse rotation or allows overrunning.
- Electric motor drive
- Installed between the motor and driven equipment.
- Prevents the driven machine from driving the motor backward.
- Packaging machines
- Installed on feeding or indexing shafts.
- Allows the shaft to move only in the required direction.
- Printing machines
- Used on roller/feed mechanisms for controlled one-direction movement.
- Pumps and fans
- Installed on the drive shaft to prevent reverse rotation after shutdown.
- Material-handling machinery
- Used as a backstop on lifting, conveying, and feeding equipment.