Product Attribute:
Inner diameter :10mm
Number of Row:Single Row
Bore Size:10mm
Outer Diameter :4000mm
Size:4000mm
Type: Ball Bearing
Typical Clients:
Skateboard Bearings
Production Description:
608-2RS Ceramic Ball Bearing with Si3N4 balls :
608-2RS Ball Bearing is regular section, double sealed, radial and deep groove ball bearings, 608-2RS bearing is made of chrome Steel with silicon nitride ceramic balls (SI3N4) and steel cage, 608-2RS bearing is closed with rubber seals to protect the bearing from dust or any possible contamination, 608-2RS bearing is sealed and self lubricated, the quality is set to EMQ (electric motor quality), 608-2RS bearing is lubricated with grease.
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Item: 608-2RS Ball Bearings
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Type: Deep groove radial ball bearings
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Closures: Double sealed with rubber seals RS/RS1/2RS1
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Balls: Silicon nitride ceramic balls (Si3N4)
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Lubrication: Self Lubricated (Grease) Bearing
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Quality: Electric motor quality
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Radial Clearance: C0
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Material: Stainless Steel
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Cage: Steel
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Dimensions: 8mm x 22mm x 7mm/Metric
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ID (inner diameter)/Bore: 8mm
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OD (outer diameter): 22mm
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Width/Height/thickness: 7mm
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Size: 8 x 22 x 7 mm
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Quality: ISO9000, ABEC-1
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Equivalents: 608RS and 608-2RS1 Bearings
Product Description
1) Ceramic bearings have excellence performance as special electrical and magnetism resistance, anti-corrosion, self-lubrication and maintenance, low noise, higher load capacity, high/low temperature resistance etc.
2) Series available: Single-row deep groove ceramic ball bearings, self-aligning ceramic ball bearings, single direction thrust ceramic ball bearings and angular contact ceramic bearings
3) Ceramic balls: All kinds of ceramic balls with the precision from G5 to G200, made of the material ZrO2, SiN4, SiC and Al2O3 etc.
4) Application: Auto manufacturing, driving equipments and engine industrial, chemistry industrial, medical industrial and food processing equipments industrial and so on.
1,Skateboard Bearings Size
Generally in the skateboard industry, 608zz (8x22x7mm) is the most popular and most widely used bearing. A vast majority of customers will choose this specification, while some may use other sizes as well,include 6900zz(10x22x6mm),688zz(8x16x5mm).
2,Tolerance
Levels of our skate bearings include ABEC-1, ABEC-3, ABEC-5, ABEC-7 and ABEC-9. ABEC-5 is the most favorable due to the highest performance price ratio, with relatively low price and excellent quality.
3,Shield / Seals
There are 3 types of Seals for the skateboard longboard bearing, Metal Shield, Rubber Seals and Teflon Seals. Customers can choose from a variety of colors and almost all the colors are available for the customers to choose. In addition, we can print the specified words on the Seals according to the customer's request.