NA4988_TBJ Product-Wuxi Haiweite Bearing Transmission Technology Co., Ltd

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needle bearing NA4988

Model:NA4988

Brand:NSK

needle bearing NA4988 d=440、D=600、B=,For more information, please contact the Us, where we can provide you with the right solution.

tbjbearing@gmail.com

We can deliver to all countries

Attribute

Technical Drawing

Param Print

key dimension (mm)

F_W	490
D	600
B,C	160
γ(min)	4
d	440

Basic rated load (N)

C_r	1980000
C_or	4750000

Limit speed min ^-1

oiling	850

Bearing code without inner ring

RNA48	—
RNA49	RNA4988
RNA59	—

Bearing code has an inner ring

NA	NA4988

Weight (kg) (Ref.)

No inner circle	81.5
There is an inner circle	125

Factory Equipment

Precision Instrument

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We can deliver to all countries

Tel:+86-13485059519

WhatsApp/WeChat:+86-13485059519

E-mail:tbjbearing@gmail.com

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