TIMKEN HM88638-HM88611 Bearing

TIMKEN HM88638-HM88611 tapered roller bearings

Also known as : HM88638-HM88611

• Inside Diameter: 31.986 mm
• Outside Diameter: 71.973 mm
• Width: 27 mm
• Basic dynamic load rating: 76.8 kN
• Basic static load rating: 94.2 kN

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TIMKEN HM88638-HM88611 Bearing

Series	HM88600
model	HM88638-HM88611
Cone Part Number	HM88638
Cup Part Number	HM88611
Design Units	Imperial
Cage Type	Stamped Steel
Bearing Weight	0.500 Kg 1.20 lb
Dimensions
d - Bore	31.986 mm 1.2593 in
D - Cup Outer Diameter	71.973 mm 2.8336 in
B - Cone Width	25.400 mm 1.0000 in
C - Cup Width	21.443 mm 0.8442 in
T - Bearing Width	27.000 mm 1.0630 in
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius	3.300 mm 0.130 in
r - Cup Backface "To Clear" Radius	1.52 mm 0.06 in
da - Cone Frontface Backing Diameter	42.42 mm 1.67 in
db - Cone Backface Backing Diameter	48.51 mm 1.91 in
Da - Cup Frontface Backing Diameter	68.10 mm 2.72 in
Db - Cup Backface Backing Diameter	60.96 mm 2.40 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

TIMKEN HM88638-HM88611 bearings, TS (Tapered Single) Imperial, Tapered roller bearings.