Specifications of TIMKEN Bearing 02878 - 02823D
Specifications
Series |
2800 |
Cone Part Number |
02878 |
Cup Part Number |
02823D |
Design Unit |
Inch |
Bearing Weight |
2.21 lb1.003 Kg |
Cage Material |
Stamped Steel |
Dimensions
d – Bore |
1.375 in34.925 mm |
D – Cup Outer Diameter |
3 in76.2 mm |
B – Cone Width |
0.8750 in22.225 mm |
C – Double Cup Width |
1.5000 in38.100 mm |
T – Bearing Width across Cones |
1.8750 in47.625 mm |
Abutment and Fillet Dimensions
R – Cone Backface “To Clear” Radius1 |
0.03 in0.8 mm |
r – Cup Backface “To Clear” Radius2 |
0.03 in0.8 mm |
db – Cone Backface Backing Diameter |
1.67 in42.5 mm |
Da – Cup Frontface Backing Diameter |
2.80 in71.10 mm |
Aa – Cage-Cone Backface Clearance |
0.03 in0.8 mm |
a – Effective Center Location3 |
-0.15 in-3.8 mm |
Basic Load Ratings
C90 – Dynamic Radial Rating (One-Row, 90 million revolutions)4 |
3830 lbf17000 N |
C1 – Dynamic Radial Rating (Two-Row, 1 million revolutions)5 |
25700 lbf114000 N |
C90(2) – Dynamic Radial Rating (Two-Row, 90 million revolutions)6 |
6670 lbf29700 N |
Ca90 – Dynamic Thrust Rating (90 million revolutions)7 |
2980 lbf13200 N |