Descriptions
Bottom Roller Bearing: - Used for supporting bottom roller in ring spinning frames & speed frames of textile industries. Every bearing is ground to strict quality norms which ensures accurate running of the bearing. With 'm'section nylon cage.
The rollers of these bearings are of spherical shape, and the spherical raceway surface of the housing washer is selfaligned. These bearings are featured by the extremely big anxial load carrying capacity and meanwhile they can also take certain radial load. Oil lubrication is commonly used while working. Applications of these bearings can be found in hydroelectric generators, vertical motors, propeller axle of vessels, tower cranes and squeezing presses
Bottom roller bearings are needle roller bearings that support the bottom rollers(fluted rollers) on fine spinning machines, roving frames or drawing frames.
Type: NeedleBrand Name: NoBore Size: 18.50 mm
Outside Diameter: 30 mmModel Number: UL30-0007871Precision Rating: ABEC1
Seals Type: OpenNumber of Row: Single RowPlace of Origin: Shandong China (Mainland)
Size: 18.50x30x22mmPackage: Single Color Box
Packaging & Delivery
Packaging Detail: Single Colo Box
Delivery Detail: 10 Days after seller received payment
Specifications
UL30-0007871 Bottom Roller Bearings
1. Size: 18.5x30x22mm
2. Type: Needle Roller Bearings
3. Model: UL30-0007871(UL30-0018195)
UL30-0007871 Bottom Roller Bearings
1. SIZE: 
D ( out size diameter ): 18.50 mm
D ( bore diameter ): 30.00mm
B ( width ): 22.00 mm
2. Type: Single row needle roller bearing
3. Material: AISI 52100 Steel
4. Cage ( retainer ): Nylon
5. Tolerance: ABEC1
6. Packing: Single color Box package
7. Seal: Open
8. Type: Separately bearings
9. Serial: UL30-0007871