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    TIMKEN HM88630-HM88610 tapered roller bearings TIMKEN HM88630-HM88610 tapered roller bearings
    Inside Diameter: 25.4 mm
    Outside Diameter: 72.233 mm
    Width: 25.4 mm
    Basic dynamic load rating: 76.8 kN
    Basic static load rating: 94.2 kN
model HM88630-HM88610
Cone Part Number HM88630
Cup Part Number HM88610
Design Units Imperial
Cage Type Stamped Steel
Bearing Weight 0.600 Kg
1.30 lb
Dimensions
d - Bore 25.400 mm
1.0000 in
D - Cup Outer Diameter 72.233 mm
2.8438 in
B - Cone Width 25.400 mm
1.0000 in
C - Cup Width 19.842 mm
0.7812 in
T - Bearing Width 25.400 mm
1.0000 in
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius 0.760 mm
0.03 in
r - Cup Backface "To Clear" Radius 2.29 mm
0.090 in
da - Cone Frontface Backing Diameter 39.62 mm
1.56 in
db - Cone Backface Backing Diameter 39.62 mm
1.56 in
Da - Cup Frontface Backing Diameter 69.10 mm
2.74 in
Db - Cup Backface Backing Diameter 59.94 mm
2.36 in
Ab - Cage-Cone Frontface Clearance 2.5 mm
0.1 in
Aa - Cage-Cone Backface Clearance 1 mm
0.04 in
a - Effective Center Location -4.60 mm
-0.18 in
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions) 19900 N
4480 lbf
C1 - Dynamic Radial Rating (1 million revolutions) 76800 N
17300 lbf
C0 - Static Radial Rating 94200 N
21200 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions) 18600 N
4180 lbf
Factors
K - Factor 1.07
e - ISO Factor 0.55
Y - ISO Factor 1.1
G1 - Heat Generation Factor (Roller-Raceway) 23.4
G2 - Heat Generation Factor (Rib-Roller End) 10.9
Cg - Geometry Factor 0.0822

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