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6308 bearings

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6308 Deep Groove Ball Bearings

Categories:6300 Series Bearing

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Description

6308 Bearings Specifications:

Product Name:	Deep groove ball bearings	Model:	6308 bearings
Certification:	ISO9001-2015	Country of origin:	Hebei province,China
Material:	Chrome steel	Structure:	Deep Groove
Type:	Ball Bearings	Bore Size:40	mm
Model Number:	6308 open,:6308ZZ,:6308 2rs	Precision Rating:	ABEC 1,ABEC 3,ABEC 5, ABEC 7
Seals Type:	ZZ 2RS OPEN	Number of Row:	Single Row
Cage:	Steel Cage	Lubrication:	Oil or grease
Service:	OEM Service	Package:	Colorful box,White box,and plastic tube
Brand:	NSAR,3D,OWO,CBQ,NASA	Size:	40X90X23MM
Products series:	Miniature ball bearings,such as 6308zz 6000 series ,such as 6004 bearing 6200 series,such as 6205 bearing 6300 series,such as 6305 bearing 6900 series,such as 6903 bearing	Sample:	Available
(Kn)Basic LoadRating	(Kn)Basic LoadRating	(r/min)LimitRotational Speed	(r/min)LimitRotational Speed
Dynamic Cr	Static Cor	Grease Lubrication	Oil Lubrication
4.75	24.01	7000	9000
Weight
0.6394

The contrast of gcr15 of each country:

Country	China	ISO	USA
Bearing Steel No	GCr15	683/XVIl	(AISI)52100
Country	Germany	Japan	Sweden
Bearing Steel No	(Din)100Cr6	(Jis)SUJ2	SKF3

The chemical composition of GCr15 is listed in the below tables:

Chemical Composition(%)

Steel No.	C	Si	Mn
GCr15	0.95-105	0.15-035	025-045
Steel No.	P	S	Cr
GCr15	<0.025	≤0.025 1	1.40-1.65
Steel No.	Cu	Ni
GCr15	<0.25	<0.30

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