51111 AST Outer Dia. Pilot (D1) 78.0000 Thrust ball bearings
| Bearing number | 51111 |
| Brand | AST |
| Bore Diameter (mm) | 55 |
| Outer Diameter (mm) | 78 |
| Bearing Type | with grooved raceway(s) |
| Bore Dia (d) | 55.0000 |
| Outer Dia (D) | 78.0000 |
| Radius (min) (rs) | 0.600 |
| Static Load Rating (Cor) | 81.500 |
| Dynamic Load Rating (Cr) | 31.100 |
| Max Speed (Grease) (X1000 RPM) | 3 |
| Max Speed (Oil) (X1000 RPM) | 4 |
| Height (H) | 16.0000 |
| Outer Dia. Pilot (D1) | 78.0000 |
| Bore Dia. Clearance (d1) | 57.0000 |
| Weight (g) | 214.00 |
| Material | 52100 chrome steel. or equivalent. |
Detailed Parameters
parameter：
| BTM4030-1 Needle roller bearings | Outer Diameter :50mm ，Bore Diameter :40mm ，Size :40x50x30mm ，Brand:KOYO |
| 32311J Tapered roller bearings | d:55 mm ，Width :45.5mm ，Outer Diameter :120mm ，Brand:KOYO ，Bore Diameter :55mm ，Size :55x120x45.5mm |
| NP407977/NP810997/K153039A Tapered roller bearings | Size :30x65x16.25mm ，Bore Diameter :30mm ，Outer Diameter :65mm ，Brand:Timken |
| AST850BM 13580 Plain bearings | Shaft Dia., Nominal (d):135.0000 ，Bearing Type:metal with bronze ，Brand:AST ，Outer Diameter :140mm ，Bore Diameter :135mm |
| HI-CAP 57484 Tapered roller bearings | Bore Diameter :27mm ，Outer Diameter :59.98mm ，Width :16.76mm ，Brand:KOYO ，Size :27x59.98x16.76mm |
| SQZ18-RS Plain bearings | d2:23 mm ，Brand:LS ，S1:20 mm ，d3:45 mm ，L2:10 mm ，L3:32 mm |
| 4305A Deep groove ball bearings | Radial clearance class:CN ，D1:50.7 mm ，rs min:1.1 mm ，d1:38.2 mm ，Precision class:P0 ，Mass:0.34 kg |
| 29318 M Thrust roller bearings | Outer Diameter :155mm ，Bore Diameter :90mm ，Brand:ISO ，d:90 mm |
| 629ZZ Deep groove ball bearings | Brand:CRAFT ，Bore Diameter :9mm ，Size :9x26x8mm ，Outer Diameter :26mm |
| M-24101 Needle roller bearings | Size :38.1x47.625x15.88mm ，Brand:Timken ，Outer Diameter :47.625mm ，Width :15.88mm ，Bore Diameter :38.1mm |
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