WD Bearing Group
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Single-Row 4 Point Contact Ball Slew Bearing 400.20 with Lubrication Holes
WD Slewing bearings are all the support needed between the two parts relative to bear the axial rotation and at the same time, and radial force and overturning moment of the machinery-based components. Its basic function is to be fixed bolts used in machinery and equipment of the upper and lower bearings, and a power-transmission, and machinery and equipment between the two parts of the relative rotation. Slewing bearings are generally installed with a hole in gear, or gear, lubrication and seal holes, a compact, light weight, structural steel and good, smooth operation and high precision, secure, reliable and so on.
| NUM | 3 |
| Bearing Code | 400.20 |
| outer teeth(D) | 490 |
| outer teeth(dn) | 307 |
| inner teeth(D) | 493 |
| inner teeth(dn) | 310 |
| H | 60 |
| Mouting Size(Du) | 455 |
| Mouting Size(Dn) | 345 |
| Mouting Size(n) | 12 |
| bore(Φ) | 17 |
| Thread bore(d1) | M16 |
| Thread bore(T) | 24 |
| Picture size(n1) | 2 |
| Picture size(h) | 10 |
| Gear Data(L) | 40 |
| Gear Data(M) | 4 |
| outer teeth(da) | 512 |
| outer teeth(Z) | 127 |
| inner teeth(da) | 288 |
| inner teeth(Z) | 73 |
| outer teeth(weight) | 45 |
| inner teeth(weight) | 44 |