TIMKEN 28118-28300 Bearing

TIMKEN 28118-28300 tapered roller bearings

Also known as : 28118-28300

  • Inside Diameter: 30.163 mm
  • Outside Diameter: 76.2 mm
  • Width: 20.638 mm
  • Basic dynamic load rating: 75.2 kN
  • Basic static load rating: 68.9 kN

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TIMKEN 28118-28300 Bearing

TIMKEN 28118-28300 Bearing details

Series 28000
model 28118-28300
Cone Part Number 28118
Cup Part Number 28300
Design Units Imperial
Cage Type Stamped Steel
Bearing Weight 0.500 Kg
1.00 lb
Dimensions
d - Bore 30.163 mm
1.1875 in
D - Cup Outer Diameter 76.2 mm
3 in
B - Cone Width 20.940 mm
0.8244 in
C - Cup Width 15.507 mm
0.6105 in
T - Bearing Width 20.638 mm
0.8125 in
Abutment and Fillet Dimensions
R - Cone Backface "To Clear" Radius 1.520 mm
0.06 in
r - Cup Backface "To Clear" Radius 1.27 mm
0.050 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 71.88 mm
2.83 in
Db - Cup Backface Backing Diameter 68.07 mm
2.68 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 28118-28300 bearings, TS (Tapered Single) Imperial, Tapered roller bearings.

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