4.457 Eccentric Adjustable Composite Roller Bearing
4.457 Eccentric Adjustable Composite Roller Bearing
4.457 Eccentric Adjustable Combined Roller Bearing
Outer Diameter (D) :77.7mm
Hub Diameter (T): 54mm
Inner Diameter (d): 40mm
Total Width (H): 40-41.5mm
Roller Width (S): 26mm
Rolling Element: Roller
Load Direction: Axial and Radial Direction
Working Temperature: -10 degrees C to 80 degrees C (14 degrees F to 176 degrees F)
Country of Origin: China
HS: 8482800000
Bearing Part No. |
Basic Dimensions (mm) |
C |
C0 |
Ca |
Coa |
Maximum RPM |
Weight (KG) |
||||||||
D |
T |
d |
H |
h |
B |
A |
S |
r |
kN |
kN |
kN |
kN |
|||
4.457 |
77.7 |
54 |
40 |
40-41.5 |
29-30.5 |
23 |
3.5-5 |
26 |
4.5 |
48 |
56.8 |
18 |
18 |
800 |
0.87 |
C = Dynamic Load Capacity for Radial Roller
C0 = Static Load Capacity for Radial Roller
Ca = Dynamic Load Capacity for Axial (Side) Roller
Coa = Static Load Capacity for Axial Roller
4.457 adjustable Combined Roller bearings have the side (axial) roller mounted on an eccentric shaft which allows for adjustment of their height.
Adjusting of the axial bearing:
1. loosen screws
2. turn eccentric axle (axial bearing will be turned)
3. check measure A (if neccessary repeat Pos.2)
4. secure screws with loctite
5. lock screws
Applications: Originally used in fork trucks. Combined roller bearings can be used in a variety of applications such as Loaders and Unloading Machines, Palletizers, Cranes and Hoists, Horizontal and Vertical Feed and Lift Units, Forklift Trucks, ASRS Systems, Shrink-Wrappers, among others.
All the bearings we are offering are direct factory price, fast delivery, perfect quality. For more bearings, please feel free to contact us by mail sales@partsservicesupply.com or by whatsapp +8618062246726.
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High quality 4.457 ( 0.87 kg Mass, ID: 40 mm OD: 77.7 mm WD: 40-41.5 mm , Bearing Steel Material , 48 (kN) Radial dynamic , 56.8 (kN) Radial static ), Just click the button " Contact Now " to mention your purchase Requirement , Quantity and Contact Method of your requested Bearing Item No. 4.457. then click the button " Send " The web site will make your purchasing information sent to the supplier's mailbox, who will come to contact you upon they get your information at the first time.
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