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Deep groove ball bearing 688

Model：688

Brand：

Deep groove ball bearing 688 d=8、D=16、B=4,For more information, please contact the NSFL, where we can provide you with the right solution.
WhatsApp/WeChat:+86-13211157555

nsflbearing@gmail.com

Attribute

Technical Drawing
Param Print

model

open 688
With dust cover W688 ZZ
No rubber seal W688 2RU
Seal with rubber W688 2RS

key dimension (mm)

d 8
D 16
B 4
B1 5
r min. 0.2
r1 min. 0.2

specified load (N)

Cr 1.6
Cor 0.71

Limit of rotation speed (rpm)

Grease Open type (ZZ, 2 RU) 42000
Grease (2RS) 28000
Oil Open Type (Z) 50000

Tel:+86-13211157555

WhatsApp/WeChat:+86-13211157555

E-mail:nsflbearing@gmail.com

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