NACHI 231/710E cylindrical roller bearings

Online shopping NACHI 231/710E cylindrical roller bearings from a great selection 779D Cone Part Number at Store. … 775 Series Accessories.

Series	775
Cone Part Number	779D
Cup Part Number	772A
Design Units	Imperial
Bearing Weight	21.3 lb
Cage Type	Stamped Steel
Aa – Cage-Cone Backface Clearance	0 in
d	3.8750 in
D	6.8750 in
B – Double Cone Width	4.0300 in
C – Cup Width	1.5000 in
T – Bearing Width across Cups	4.0000 in
R – Cone Frontface To Clear Radius1	0.060 in
r – Cup Backface To Clear Radius2	0.130 in
da – Cone Frontface Backing Diameter	4.41 in
Db – Cup Backface Backing Diameter	6.22 in
Ab – Cage-Cone Frontface Clearance	0.07 in
C90 – Dynamic Radial Rating (One-Row, 90 million revolutions)3	20200 lbf
C1 – Dynamic Radial Rating (Two-Row, 1 million revolutions)4	135000 lbf
C90(2) – Dynamic Radial Rating (Two-Row, 90 million revolutions)5	35100 lbf
Ca90 – Dynamic Thrust Rating (90 million revolutions)6	13300 lbf
K – Factor7	1.51
e – ISO Factor8	0.39
Y1 – ISO Factor9	1.75
Y2 – ISO Factor10	2.61
G1 – Heat Generation Factor (Roller-Raceway)11	227
G2 – Heat Generation Factor (Rib-Roller End)	41.3
Cg – Geometry Factor12	0.107

Detailed Parameters

parameter：

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