51148 KOYO D1(min) 243 240x300x45mm Thrust ball bearings
| Bearing number | 51148 |
| Size (mm) | 240x300x45 |
| Brand | KOYO |
| Bore Diameter (mm) | 240 |
| Outer Diameter (mm) | 300 |
| Width (mm) | 45 |
| d | 240 mm |
| D | 300 mm |
| T | 45 mm |
| r min. | 1.5 mm |
| Basic dynamic load rating (C) | 241 kN |
| Basic static load rating (C0) | 1020 kN |
| (Grease) Lubrication Speed | 750 r/min |
| Bearing No. | 51148 |
| r(min) | 1.5 |
| Ca | 301 |
| Coa | 1020 |
| Cu | 28.0 |
| Grease lub. | 750 |
| Oil lub. | 1150 |
| d1(max) | 297 |
| D1(min) | 243 |
| D2(min) | – |
| D3(min) | – |
| A | – |
| R | – |
| C | – |
| da(min) | 276 |
| Da(max) | 264 |
| ra(max) | 1.5 |
| (Refer.)Mass(kg) | 7.38 |
Detailed Parameters
parameter：
| GE70ES-2RS Plain bearings | Size :70x105x49mm ，Bore Diameter :70mm ，Brand:LS ，Outer Diameter :105mm |
| NUP321-E-MA6 Cylindrical roller bearings | Brand:NKE ，Size :105x225x49mm ，Width :49mm ，Bore Diameter :105mm ，Outer Diameter :225mm |
| 63206 ZZ Deep groove ball bearings | Bore Diameter :30mm ，Brand:CX ，Outer Diameter :62mm ，Size :30x62x23.8mm |
| 239/600EK Cylindrical roller bearings | Width :150mm ，Brand:NACHI ，Size :600x800x150mm ，Outer Diameter :800mm ，Bore Diameter :600mm |
| NF420 Cylindrical roller bearings | Brand:CX ，Outer Diameter :250mm ，Size :100x250x58mm ，Bore Diameter :100mm |
| 7328 C-UO Angular contact ball bearings | Width :124mm ，Bore Diameter :140mm ，Outer Diameter :300mm ，Size :140x300x124mm ，Brand:CX |
| 7310 ADB Angular contact ball bearings | Outer Diameter :110mm ，Brand:ISO ，Bore Diameter :50mm ，Size :50x110x54mm |
| ASTT90 4025 Plain bearings | Bearing Type:straight ，Outer Diameter :44mm ，Shaft Size (ds) - 40 -0.080 / -0.105:40 0.080 / 0.105 ，Shaft Dia., Nominal (d):40.0000 ，Bore Diameter :40mm ，Brand:AST |
| LT2.3/4 Thrust ball bearings | Brand:RHP ，Size :69.85x102.39375x25.4mm ，Bore Diameter :69.85mm ，Outer Diameter :102.39375mm |
| GEG20ES Plain bearings | Brand:AST ，Bore Diameter :20mm ，Outer Dia (D):42.0000 ，Bore Dia (d):20.0000 ，Bearing Type:plain ，Outer Diameter :42mm |
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