TIMKEN LM12749-LM12710 tapered roller bearings | Bearing Kingdom | Supply Bearing in stock | Best Bearing Service | Bearing Manufacturer‎-www.bearingkingdom.com

BEARING CATEGORIES

TIMKEN LM12749-LM12710 tapered roller bearings

Inside Diameter: 21.986 mm

Outside Diameter: 45.237 mm

Width: 15.494 mm

Basic dynamic load rating: 38.6 kN

Basic static load rating: 35.3 kN

Dimensions
model	LM12749-LM12710
Cone Part Number	LM12749
Cup Part Number	LM12710
Design Units	Imperial
Cage Type	Stamped Steel
Bearing Weight	0.100 Kg 0.30 lb
d - Bore	21.986 mm 0.8656 in
D - Cup Outer Diameter	45.237 mm 1.7810 in
B - Cone Width	16.637 mm 0.6550 in
C - Cup Width	12.065 mm 0.4750 in
T - Bearing Width	15.494 mm 0.6100 in
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius	1.270 mm 0.050 in
r - Cup Backface "To Clear" Radius	1.27 mm 0.050 in
da - Cone Frontface Backing Diameter	25.91 mm 1.02 in
db - Cone Backface Backing Diameter	27.43 mm 1.08 in
Da - Cup Frontface Backing Diameter	42.40 mm 1.67 in
Db - Cup Backface Backing Diameter	39.62 mm 1.56 in
Ab - Cage-Cone Frontface Clearance	1 mm 0.04 in
Aa - Cage-Cone Backface Clearance	0.3 mm 0.01 in
a - Effective Center Location	-5.30 mm -0.21 in
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)	10000 N 2250 lbf
C1 - Dynamic Radial Rating (1 million revolutions)	38600 N 8680 lbf
C0 - Static Radial Rating	35300 N 7930 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)	5250 N 1180 lbf
Factors
K - Factor	1.91
e - ISO Factor	0.31
Y - ISO Factor	1.96
G1 - Heat Generation Factor (Roller-Raceway)	8.2
G2 - Heat Generation Factor (Rib-Roller End)	6.98
Cg - Geometry Factor	0.048