Specifications of TIMKEN Bearing 3878A
Specifications
Series |
3800 |
Cone Part Number |
3878A |
Design Units |
Imperial |
Cage Type |
Stamped Steel |
C1 – Dynamic Radial Rating (Two-Row, 1 million revolutions)1 |
48600 lbf216000 N |
C90(2) – Dynamic Radial Rating (Two-Row, 90 million revolutions)2 |
12600 lbf56100 N |
Abutment and Fillet Dimensions
R – Cone Backface “To Clear” Radius3 |
0.14 in3.6 mm |
da – Cone Frontface Backing Diameter |
1.85 in47 mm |
db – Cone Backface Backing Diameter |
2.13 in54 mm |
Ab – Cage-Cone Frontface Clearance |
0.11 in2.8 mm |
Aa – Cage-Cone Backface Clearance |
0.04 in1 mm |
a – Effective Center Location4 |
-0.32 in-8.1 mm |