TIMKEN 28118-28317 Bearing

TIMKEN 28118-28317 tapered roller bearings

Also known as : 28118-28317

• Inside Diameter: 30.163 mm
• Outside Diameter: 80.035 mm
• Width: 21.435 mm
• Basic dynamic load rating: 75.2 kN
• Basic static load rating: 68.9 kN

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TIMKEN 28118-28317 Bearing

Series	28000
model	28118-28317
Cone Part Number	28118
Cup Part Number	28317
Design Units	Imperial
Cage Type	Stamped Steel
Bearing Weight	0.500 Kg 1.20 lb
Dimensions
d - Bore	30.163 mm 1.1875 in
D - Cup Outer Diameter	80.035 mm 3.1510 in
B - Cone Width	20.940 mm 0.8244 in
C - Cup Width	15.875 mm 0.6250 in
T - Bearing Width	21.435 mm 0.8439 in
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius	1.520 mm 0.06 in
r - Cup Backface "To Clear" Radius	1.52 mm 0.06 in
da - Cone Frontface Backing Diameter	37.59 mm 1.48 in
db - Cone Backface Backing Diameter	39.88 mm 1.57 in
Da - Cup Frontface Backing Diameter	73.90 mm 2.91 in
Db - Cup Backface Backing Diameter	69.09 mm 2.72 in
Ab - Cage-Cone Frontface Clearance	1.8 mm 0.07 in
Aa - Cage-Cone Backface Clearance	1.5 mm 0.06 in
a - Effective Center Location	-4.80 mm -0.19 in
Basic Load Ratings
C90 - Dynamic Radial Rating (90 million revolutions)	19500 N 4390 lbf
C1 - Dynamic Radial Rating (1 million revolutions)	75200 N 16900 lbf
C0 - Static Radial Rating	68900 N 15500 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)	13400 N 3020 lbf
Factors
K - Factor	1.45
e - ISO Factor	0.40
Y - ISO Factor	1.49
G1 - Heat Generation Factor (Roller-Raceway)	20.7
G2 - Heat Generation Factor (Rib-Roller End)	12.5
Cg - Geometry Factor	0.0709

TIMKEN 28118-28317 bearings, TS (Tapered Single) Imperial, Tapered roller bearings.