3311 DNRCBM
Precision ball bearing > Double row angular contact ball bearing
3311 DNRCBM - Double row angular contact ball bearing - Precision ball bearing
| Product model | 3311 DNRCBM |
|---|---|
| d | 55 mm |
| D | 120 mm |
| B | 49.2 mm |
| Limiting speed | 5300 r/min |
| Reference speed | 6000 r/min |
| 组合式内圈的肩部直径(d1) | ≈81.55mm |
| 外圈肩部直径(D1) | ≈105.43mm |
| 外圈止动环槽的直径(D3) | 115.2mm |
| 止动环外径(D4) | 129.7mm |
| 外圈侧面-止动环槽的距离(C) | 4.9mm |
| 外圈止动环槽宽度(b) | 3.1mm |
| 止动环宽度(f) | 2.82mm |
| 止动环槽底部半径(r0) | max.0.6mm |
| 组合式内圈的倒角尺寸(r1,2) | min.2mm |
| Distance from load point (a) | 97mm |
| da | min.66mm |
| ra | max.2mm |
| Pu | 3.55kN |
| kr | 0.095 |
| Calculation coefficient (e) | 1.14 |
| Calculation coefficient (X) | 0.57 |
| Y0 | 0.52 |
| Y1 | 0.55 |
| Y2 | 0.93 |
| Mass bearing | 2.55kg |
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3311 DNRCBM / Double row angular contact ball bearing / Precision ball bearing