HM252348NA – HM252315CD
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Timken HM252348NA – HM252315CD

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

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

Specifications

Cone Part Number HM252348NA
Cup Part Number HM252315CD
Design Unit Inch

Dimensions

d - Bore 260.350 mm
D - Cup Outer Diameter 431.724 mm
T - Bearing Width across Cones 173.038 mm
C - Double Cup Width 128.588 mm
Ka 28.58 mm
Kb 11.91 mm

Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1 6.4 mm
r - Cup Backface "To Clear" Radius2 1.5 mm
db - Cone Backface Backing Diameter 291.0 mm
Da - Cup Frontface Backing Diameter 399.50 mm

Basic Load Ratings

C90 - Dynamic Radial Rating (90 million revolutions)3 389000 N
C1 - Dynamic Radial Rating (1 million revolutions)4 2610000 N
C5 221000 N
C906 677000 N

Factors

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