Q2780DBD101t
Product Parameters
| QIBR No. | Q2780DBD101t | NSK No. | 2780DBD101t |
| Bearing Type | Double-Row Ball Slewing | Closure Type | Double Seal |
| Bearing Material | 42CrMo, 50Mn etc | Seal Material | FPM, NBR |
| Tangential force(Fr) | 256.5KN | Related axial static load(Fa) | 19440KN |
Overall Dimensions
| Inside diameter of inner ring (Di) | 2780.6mm | Outside diameter of outer ring(Da) | 3255mm |
| Internal diameter on outer ring(Oa) | 3032mm | External diameter on inner ring(Oi) | 3020mm |
| Inner ring width(h) | 178mm | Overall width(H) | 222mm |
| Weight(w) | 2549.5kg |
Mounting Holes
| Bolt circle Dia. (La) | 3185mm | Number of holes (Za) | 68 |
| Diameter(da) | 39 | Bolt circle Dia. (Li) | 2960mm |
| Number of holes (Zi) | 68 | Diameter(di) | M36 |
| Hole depth(t1) | 70 | Hole depth(t2) | 60 |
Gear Data
| Pitch diameter of gear(D0) | 2816mm | Tooth modulus(m) | 22mm |
| Number of teeth(z) | 128 | Tooth width(b) | 175mm |
