Needle Roller Bearing for Needle Retainer Assembly K708055zw

Product Specifications

Prod Model:	K708055zw K121513
Markets:	North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe
Rolling Body:	Roller Bearings
Separation:	Yes
The Number Of Rows:	Single
Outer Dimension:	Small and Medium-Sized (60-115mm)
Load Direction:	Radial Bearing
Material:	Bearing Steel
Custom Design:	Available

Product Description

Product Description
The drawn cup needle roller bearings is formed with thin steel plate through precision punching with very sectional height and big load capacity. This kind of bearings are especially to the big quantity production with economic demands.
Stable combination is used between the needle bearings and the bearing cage. No axle fixture is required. Even under high speed and heavy load condition, the bearing functions can be fully maintained. Further more no lubricating for a long time is possible due to its high storage volume of grease.
Structure
BK Sealed drawn cup needle roller bearings with closed ends

Drawn cup needle roller bearings

The drawn cup needle roller bearings is composed of thin wall punched outer ring, retainer and a group of needle rollers. To compare with the Piercing drawn cup needle roller bearings with open ends, this is a kind of sealed bearing with one end sealed. This kind of bearings are applicable to the shaft ends with small axial moving force.
Sealed drawn cup needle roller bearings
The sealed drawn cup needle roller bearings has a sealing lip. Under general condition, it can protect the dirt from entering into the bearing and the lubricant leakage. The sealing ring is made of compound rubber with operational temperature of -20 degree---120 degree. The bearings have been filled with quality lithium based grease when supplied. Further more the standard designing of the drawn cup needle roller bearing is non-oil hole, while the double row drawn cup needle roller bearings are designed with the standard of oil holes. Should there be any option, please notice us in orders.
Full complement needle roller type drawn cup needle roller bearings
This kind bearings are composed of full width needles which extend outside of the outer rings. Therefore it will sustain heavy load and is suitable for the rocking action of low and medium speed. The bearings can be used instantly once it is assembly because lubricating grease is filled in the bearing before supplied.