NTN NF409 cylindrical roller bearings

offers a NTN NF409 cylindrical roller bearings selection of Genuine at Wholesale Prices. We are 3720-B Cup Part Number a NTN NF409 cylindrical roller bearings Certified 3700 Series Parts Retailer

Series	3700
Cone Part Number	3780
Cup Part Number	3720-B
Design Units	Imperial
Bearing Weight	1.9 lb
Cage Type	Stamped Steel
d	2 in
D	3.6718 in
D1 – Flange Outer Diameter	3.8558 in
B – Cone Width	1.1930 in
C – Cup Width	0.9375 in
C1 – Cup Flange Width	0.1875 in
T1 – Bearing Width	1.1875 in
T – Bearing Width to Flange	0.4375 in
R – Cone Backface To Clear Radius1	0.14 in
r – Cup Backface To Clear Radius2	0.130 in
da – Cone Frontface Backing Diameter	2.28 in
db – Cone Backface Backing Diameter	2.52 in
Da – Cup Frontface Backing Diameter	3.56 in
Ab – Cage-Cone Frontface Clearance	0.06 in
Aa – Cage-Cone Backface Clearance	0.06 in
a – Effective Center Location3	-0.32 in
C90 – Dynamic Radial Rating (90 million revolutions)4	7120 lbf
C1 – Dynamic Radial Rating (1 million revolutions)5	27500 lbf
C0 – Static Radial Rating	34300 lbf
Ca90 – Dynamic Thrust Rating (90 million revolutions)6	4120 lbf
K – Factor7	1.73
e – ISO Factor8	0.34
Y – ISO Factor9	1.77
G1 – Heat Generation Factor (Roller-Raceway)10	49.9
G2 – Heat Generation Factor (Rib-Roller End)	14.5
Cg – Geometry Factor11	0.0903

Detailed Parameters

parameter：

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