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Single row tapered roller bearings in inch dimensions d = 15,875 - 146.05 mm
K-LM12749/K-LM12712B
| Dimensions | Basic load rating | Fatique load limit | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| d | D | D1 | B | C | C1 | T | T1 | r1s (min) | r2s (min) | s | Dynamic (Cr) | Static (Cor) | Pu |
| mm | kN | kN | |||||||||||
| 22 | 45 | 51.5 | 16.637 | 12.065 | 3 | 15.494 | 6.43 | 1.2 | 1.2 | 5.4 | 28.7 | 29.9 | 3.650 |
| Limiting speed for lubrication with | Bearing designation | Abutment and fillet dimensions | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Grease | Oil | cone/cup | da (max) | db (min) | Da (min) | Da (max) | Db (min) | aa (min) | ab (min) | ra (max) | rb (max) |
| min-1 | mm | ||||||||||
| 8 400 | 11 000 | K-LM12749/K-LM12712B | 26 | 27.5 | 46 | 1.2 | 3.5 | 1.3 | |||
| Weight | Dimension deviations | Factors | |||||||
|---|---|---|---|---|---|---|---|---|---|
| - | Δdmp (max) | Δdmp (min) | ΔDmp (max) | ΔDmp (min) | ΔTs (max) | ΔTs (min) | e | Y | Y0 |
| kg | µm | ||||||||
| 0.129 | -13 | 0 | 0 | -15 | +200 | 0 | 0.310 | 1.960 | 1.100 |
Calculations
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