52.80 $
97 in stock
Additional information
Brand Name | FUSHIPRO |
---|---|
Origin | Mainland China |
Use | Mountain Bikes |
Material | Steel |
Size | 14x20x12mm |
Model Number | K142012 |
Description
Overview
• The needle roller and cage assembly is an independent bearing element. The each of needle roller is guided and caged accurately by the cage. It has the highest load carrying capacity and the high rigid design in the smallest structure and space. The wide distance between two guiding surfaces of cage ensures the accurate guide of needle roller and cage assembly.
• Needle roller and cage assembly is suitable for the place where the shaft and housing bore are acted as the raceway. Under the geographic accuracy shaft and housing bore raceway, the highest rotation precision can be obtained.
• The working clearance in bearing location is dependent on the tolerance of inner and outer raceways, needle roller difference and working temperature.
Classification
• As for Model K, K D radial needle and retainer assembly, this kind of bearing only has a group of radial needle and retainer assembly. With small outside diameter size, it is suitable for the parts, where the radial sizes are specially limited, used for bearing the radial load. Model K ZW, K ZWD radial needle and retainer assembly is the double row radial needle and retainer assembly.
• As for this kind of bearing, since it has not collar, the surface of journal and the surface of hole at the housing are directly acted as rolling surface with surface hardness HRC 60 and surface roughness Ra no more than 0.63 m.
• In order to satisfy the requirement of main machine, this kind of bearing can be made in split bearing, convenient for mounting. Model K D represents as the single row split bearing and Model K ZWD represents as double row split bearing.
• 1-1 K single-row radial needle roller and cage assembly
• 1-2 K…ZW double-row radial needle roller and cage assembly
• 1-3 K… D partial single-row radial needle roller and cage assembly
• 1-4 K…ZWD double-row radial needle roller and cage assembly
TECHNICAL SPECS
Item:K142012 Radial Needle Roller And Cage Assemblies
Type: Needle Roller Bearing
Size: 14mm x 20mm x 12mm
Inner Diameter: 14mm
Outer Diameter: 20mm
Width: 12mm
Quantity: 10 Bearings
DIMENSION LIST
FAQ
1. Why do the bearings I receive have shaking?
The clearance of the bearing is related to the play.
The default is the standard C0 clearance, which is usually 3-18um.
The corresponding principle is shown in the figure below.
If you don't need to shake, please choose C2 small clearance bearing,
If you have any questions, please contact us before purchasing.
2. What is the accuracy of ABEC-1?
ABEC is the American ANSI standard.
The corresponding German DIN standard and international ISO standard are as follows:
3. Do you provide logistics tracking information?
Yes, all our products provide full logistics tracking.
And the products you buy are all new.
We will buy transportation insurance for you.
If the product is damaged or lost during transportation, you can get paid.
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