780700/781400TimkenTapered Roller
780700/781400 is a Timken tapered roller bearing, bore 177.8 mm, O.D. 355.6 mm, height 61.91 mm. Dimensions, drawing, interchanges and price.
Original catalogue drawing - Timken - Single Row
Scanned from the manufacturer catalogue page listing this part number. All part numbers printed on that table share the same drawing.
Scale cross-section
Blue = inner / outer ring, yellow = rolling element. Drawn to scale from this part's own dimensions for selection reference only - not a manufacturing or assembly drawing.
Dimension table (mm / inch)
| Symbol | Dimension | mm | inch |
|---|---|---|---|
| d | Bore diameter | 177.8 | 7 |
| D | Outside diameter | 355.6 | 14 |
| T | Overall assembly width | 61.909 | 2.4374 |
| C | Cup / outer-ring width | 41.275 | 1.625 |
| r | Chamfer (min) | 4.8 | 0.189 |
Notes
Tapered roller bearings are cone / cup assemblies; cone and cup weights are listed separately and the total is their sum. Weights are given in kg. Load ratings are shown in both the original catalogue units and the converted value (1 N = 0.2248 lbf). Data is provided for selection reference only - confirm against the latest official catalogue before ordering.
Main dimensions
| Bore d (mm) | 177.800 |
|---|---|
| Bore d (in) | 7.0000 |
| Outside dia. D (mm) | 355.600 |
| Outside dia. D (in) | 14.0000 |
| Overall width T (mm) | 61.909 |
| Overall width T (in) | 2.4374 |
| Cup width C (mm) | 41.275 |
| Cup width C (in) | 1.6250 |
Weight
| Cup weight (kg) | 8.03 |
|---|
Mounting dimensions (fillets / shoulders)
| Housing fillet r max (mm) | 4.8 |
|---|
Source & traceability
| Brand | Timken |
|---|---|
| Source catalogue | Timken Bearing Dimension Catalog |
| Catalogue page | p.322 (dimensions) / p.212 (cup) |
Dimensions and component weights only - this catalogue publishes no load ratings or speeds.
Nearby bore sizes
| Designation | Brand | Type | d | D | B/T | Dyn. rating | kg |
|---|---|---|---|---|---|---|---|
| 36990/36920 | Timken | Tapered Roller | 177.8 | 227.01 | 1.5 | - | 2.9 |
| 36990/36920CD | Timken | Tapered Roller | 177.8 | 227.01 | 66.67 | 364 kN | 6.13 |
| 590900/591326 | Timken | Tapered Roller | 177.8 | 336.55 | 3.3 | - | 29.24 |
| 67790/67720 | Timken | Tapered Roller | 177.8 | 247.65 | 47.62 | 405 kN | 6.69 |
| 67790/67720CD | Timken | Tapered Roller | 177.8 | 247.65 | 103.19 | 705 kN | 14.01 |
| 67790D/67720 | Timken | Tapered Roller | 177.8 | 247.65 | 90.49 | 705 kN | 13.3 |
| 67791/67720 | Timken | Tapered Roller | 177.8 | 247.65 | 47.62 | 405 kN | 6.59 |
| 67791/67720CD | Timken | Tapered Roller | 177.8 | 247.65 | 103.19 | 705 kN | 13.81 |
Request a quotation for 780700/781400
Send us the quantity you need and we will come back with price and lead time, normally within 24 hours. Equivalent parts from other brands can be quoted at the same time.