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ZWZ 2789/2720


Boundary Dimensions
d 39.688 mm Bore diameter
D 76.2 mm Outside diameter
T 23.812 mm Total width
B 25.654 mm Width of inner ring
C 19.05 mm Width of outer ring
Cup r (min.) 3.3 mm Chamfer dimension of outer ring (Cup)
Cone r (min.) 3.5 mm Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr 90500 N Basic dynamic load rating
C0r 91000 N Basic static load rating
Speeds 
Grease 5000 min-1 Grease lubrication
Oil (Oil-bath) 6700 min-1 Oil-bath lubrication
Dimensions
a 15.9 mm Effective load center
Abutment and Fillet Dimensions
da 52 mm Diameter of shaft abutment
Da 66 mm Diameter of housing abutment
db 45 mm Diameter of shaft abutment
Db 70 mm Diameter of housing abutment
ra (max.) 3.5 mm Radius of shaft or housing fillet of inner ring
ra (max.) 3.3 mm Radius of shaft or housing fillet of outer ring
Calculation factors
e 0.3 Constant
Y0 1.1 Axial load Factors
Y1 2 Axial load Factors
Mass
CONE (approx.) 0.292 kg

CUP (approx.) 0.187 kg

2789/2720 bearing 

We also offer the following brands
ZWZ LYC C&U TWB TMB HRB LS NSK FAG ROLLWAY


<>ZWZ 2789/2720

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Contact: Matt Lam

Tel:+8618222070132

E-mail:sales@zeneobearings.com

HongKong ZENEO bearings

ADD:ROOM 1611B, 16/F, HO KING COMMERCIAL CENTER , 2-16 FA YUEN STREET,MONGKOK,KOWLOON, HONGKONG

Whatsapp:+8618222070132