TIMKEN 3877-3820-B Tapered roller bearing
Also known as : 3877-3820-B
- Inside Diameter: 41.275 mm
- Outside Diameter: 85.725 mm
- Width: 11.113 mm
- Basic dynamic load rating: 124 kN
- Basic static load rating: 148 kN

TIMKEN 3877-3820-B
TIMKEN 3877-3820-B details
| Series | 3800 |
|---|---|
| model | 3877-3820-B |
| Cone Part Number | 3877 |
| Cup Part Number | 3820-B |
| Design Units | Imperial |
| Cage Type | Stamped Steel |
| Bearing Weight |
0.800 Kg 1.80 lb |
| Dimensions | |
| d - Bore |
41.275 mm 1.6250 in |
| D - Cup Outer Diameter |
85.725 mm 3.3750 in |
| D1 - Flange Outer Diameter |
89.586 mm 3.5270 in |
| B - Cone Width |
30.163 mm 1.1875 in |
| C - Cup Width |
23.813 mm 0.9375 in |
| C1 - Cup Flange Width |
4.763 mm 0.1875 in |
| T - Bearing Width to Flange |
11.113 mm 0.4375 in |
| T1 - Bearing Width |
30.163 mm 1.1875 in |
| Abutment and Fillet Dimensions | |
| R - Cone Backface "To Clear" Radius |
3.600 mm 0.14 in |
| r - Cup Backface "To Clear" Radius |
3.30 mm 0.130 in |
| da - Cone Frontface Backing Diameter |
50.30 mm 1.98 in |
| db - Cone Backface Backing Diameter |
56.90 mm 2.24 in |
| Da - Cup Frontface Backing Diameter |
83.57 mm 3.29 in |
| Ab - Cage-Cone Frontface Clearance |
2.8 mm 0.11 in |
| Aa - Cage-Cone Backface Clearance |
1 mm 0.04 in |
| a - Effective Center Location |
-8.1 mm -0.32 in |
| Basic Load Ratings | |
| C90 - Dynamic Radial Rating (90 million revolutions) |
32200 N 7240 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions) |
124000 N 27900 lbf |
| C0 - Static Radial Rating |
148000 N 33200 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions) |
22200 N 4980 lbf |
| Factors | |
| K - Factor | 1.45 |
| e - ISO Factor | 0.40 |
| Y - ISO Factor | 1.49 |
| G1 - Heat Generation Factor (Roller-Raceway) | 37.8 |
| G2 - Heat Generation Factor (Rib-Roller End) | 13.5 |
| Cg - Geometry Factor | 0.0873 |
TIMKEN 3877-3820-B bearing cross reference

68450R/68709R
41.275 mmx 85.725 mmx 11.113 mm

H414245/H414210
41.275 mmx 85.725 mmx 11.113 mm

387/382A
41.275 mmx 85.725 mmx 11.113 mm

HM88630R/HM88610R
41.275 mmx 85.725 mmx 11.113 mm

02473R/02420R
41.275 mmx 85.725 mmx 11.113 mm

23100R/23256R
41.275 mmx 85.725 mmx 11.113 mm

387-384ED
41.275 mmx 85.725 mmx 11.113 mm

389-384DRB
41.275 mmx 85.725 mmx 11.113 mm

EE132083-132126D
41.275 mmx 85.725 mmx 11.113 mm

42362D - 42586
41.275 mmx 85.725 mmx 11.113 mm

L357049-L357019-B
41.275 mmx 85.725 mmx 11.113 mm



