NN3021K NTN Cylindrical Roller Bearing - Shanghai Ruonan-Power Co., Ltd.

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NN3021K NTN Cylindrical Roller Bearing image

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NN3021K NTN Cylindrical Roller Bearing Code system

Ca90 - Dynamic Thrust Rating (90 million revolutions)6:4500 lbf
B - Cone Width:0.9688 in
D:3.9370 in
T - Bearing Width across Cones:2.1250 in
Cg - Geometry Factor11:0.103
Series:28900
e - ISO Factor8:0.43
r - Cup Frontface To Clear Radius2:0.03 in
Design Units:Imperial
C - Double Cup Width:1.7500 in
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3:6180 lbf
Y2 - ISO Factor10:2.36
Aa - Cage-Cone Backface Clearance:0.02 in
K - Factor7:1.37
R - Cone Backface To Clear Radius1:0.080 in
Bearing Weight:3.4 lb
Cone Part Number:28990
Cup Part Number:28921DC
db - Cone Backface Backing Diameter:2.83 in
Cage Type:Stamped Steel

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Shanghai Ruonan-Power Co., Ltd.: AddressNo.36 Building, JuCheng Pioneer Park, No.3257 Lane, XiuPu Road; Phone(Working Time)86-02-8689236; Fax

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