TIMKEN M278749DW - M278710 Bearing

TIMKEN M278749DW - M278710 Tapered Roller Bearings

Also known as : M278749DW - M278710

  • Inside Diameter: 571.5 mm
  • Outside Diameter: 812.8 mm
  • Width: 285.75 mm
  • Basic dynamic load rating: 7890 kN
  • Basic static load rating: 2050 kN

Inquire Now


TIMKEN M278749DW - M278710 Bearing

TIMKEN M278749DW - M278710 Bearing details

Bearing Number M278749DW - M278710
Brand TIMKEN
Type Tapered Roller Bearings - TDI (Tapered Double Inner)
Series M278700
Cone Part Number M278749DW
Cup Part Number M278710
Design Units Imperial
Bearing Weight 1059.70 lb
480.700 Kg
Cage Type Pin-Type
Aa - Cage-Cone Backface Clearance 0 in
0 mm
d - Bore 22.5000 in
571.500 mm
D - Cup Outer Diameter 32.0000 in
812.800 mm
B - Double Cone Width 11.2500 in
285.750 mm
C - Cup Width 4.7500 in
120.650 mm
T - Bearing Width across Cups 11.2499 in
285.747 mm
C90 - Dynamic Radial Rating (One-Row, 90 million revolutions) 264000 lbf

1180000 N
C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions) 1770000 lbf
7890000 N
C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions) 460000 lbf
2050000 N
Ca90 - Dynamic Thrust Rating (90 million revolutions) 150000 lbf
669000 N
K - Factor 1.76
e - ISO Factor 0.7
Y1 - ISO Factor 0.97
Y2 - ISO Factor 1.44
G1 - Heat Generation Factor (Roller-Raceway) 12400
G2 - Heat Generation Factor (Rib-Roller End) 669
Cg - Geometry Factor 0.299
R - Cone Frontface "To Clear" Radius 0.130 in
3.30 mm
r - Cup Backface "To Clear" Radius 0.250 in
6.40 mm
da - Cone Frontface Backing Diameter 23.98 in
609.10 mm
Db - Cup Backface Backing Diameter 29.76 in
755.90 mm
Ab - Cage-Cone Frontface Clearance 0.34 in
8.6 mm

As TIMKEN bearing distributor, Nodes bearings have TIMKEN M278749DW - M278710 Tapered Roller Bearings - TDI (Tapered Double Inner) in stock.