5211-ZZ 5211-2RS Angular Contact Ball Bearing

Double-row Angular contact ball bearing
Product Model:5211 
Inside Diameter:55mm/inch
Outside Diameter:100mm/inch
Thickness:33.3mm/inch
Seal Type:OPEN,ZZ,2RS
Material:stainless steel(AISI 440C)
Chrome steel (AISI 52100C)
Place OF Origin:CHINA
MINI QUANTITY:2000 PCS
DELIVERY TIME: 40DAYS

PACKING AND MARKS:
High carbon chrome bearing steel(GCr15)is the standard material for bearing rings and steel balls,
also stainless steel will be used upon request

JIANGHUA cages adopt H62 Brass sheet & 08F cold rolling steel belt,in cases of corrosive
Environment,misalignment or high speed operation,stainless steel,nylons or phenolic resins will be used up request.

JIANGHUA shield is main material is SPCC,while stainless can be used upon request,Buna Nitrile is standard sealing material we use,fluorocarbon,Teflon and silicone seals are commonly specifies for high temperatures.

JINGHUA bearing are packed into one plastic tube or wrapped ba rustproof paper then packed into carton,single package is also available,that is,each set bearing is contained into small spastic bag and packed into little paper box,the user who have special requirement in packing should point
Out in the contract.
In accordance with the standard of ISO 5753.the radial clearance can be divided into five
Groups,Clearance:C0,C2,C3,C4,C5
Precision:P0,P6

The vibration and noise of JINGHUA bearing can be divided into two ways,according to the acceleration level,it is to be divided intoZ1,Z2,Z3and Z4,if measured by speed grade,it can be classified asV1,V2,V3and V4.different vibration and noise requirement should be mentioned in order.

There are so many types of grease available for JINGHUA bearings,according to the different working environment and operating conditions of bearings,JINGHUA lists the below chart to regular grease
To help customers to choose. Besides the below types of grease, JINGHUA will fill other types of grease according to customers requirement.