LM249747NW – LM249710CD
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Timken LM249747NW – LM249710CD

Tapered Roller Bearings - TNA (Tapered Double, non-adjustable) Imperial

(BRAND):TIMKEN
(Availability):In Stock
(EMAIL):info@noksbearings.com

Specifications

Cone Part Number LM249747NW
Cup Part Number LM249710CD
Design Unit Inch

Dimensions

d - Bore 253.975 mm
D - Cup Outer Diameter 347.663 mm
T - Bearing Width across Cones 101.6 mm
C - Double Cup Width 69.85 mm

Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1 3.5 mm
r - Cup Backface "To Clear" Radius2 1.5 mm
db - Cone Backface Backing Diameter 272 mm
Da - Cup Frontface Backing Diameter 334.00 mm

Basic Load Ratings

C90 - Dynamic Radial Rating (90 million revolutions)3 159000 N
C1 - Dynamic Radial Rating (1 million revolutions)4 1070000 N
C5 90500 N
C906 277000 N

Factors

K - Factor7 1.76
e - ISO Factor8 0.33
Y1 - ISO Factor9 2.03
Y2 - ISO Factor10 3.02