2307 KOYO Y1 1.39 35x80x31mm Self aligning ball bearings
| Bearing number | 2307 |
| Size (mm) | 35x80x31 |
| Brand | KOYO |
| Bore Diameter (mm) | 35 |
| Outer Diameter (mm) | 80 |
| Width (mm) | 31 |
| d | 35 mm |
| D | 80 mm |
| B | 31 mm |
| C | 31 mm |
| r min. | 1.5 mm |
| da min. | 43 mm |
| Da max. | 72 mm |
| ra max. | 1.5 mm |
| Weight | 0.675 Kg |
| Basic dynamic load rating (C) | 39.4 kN |
| Basic static load rating (C0) | 11.3 kN |
| (Grease) Lubrication Speed | 7100 r/min |
| (Oil) Lubrication Speed | 9800 r/min |
| Calculation factor (e) | 0.45 |
| Calculation factor (Y0) | 1.46 |
| Calculation factor (Y1) | 1.39 |
| Category | Self Aligning Ball Bearings |
| BDI Inventory | 0.0 |
| Manufacturer Name | KOYO |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0 |
| Product Group – BDI | B00152 |
| Mounting Method | Shaft |
| Enclosure | Open |
| Rolling Element | Ball Bearing |
| Cage Material | Steel |
| Precision Class | ABEC 1 | ISO P0 |
| Internal Clearance | C0-Medium |
| Number of Rows of Balls | Double Row |
| Other Features | Allowable Misalignment 3 Deg |
| Long Description | 35MM Bore; Shaft Mount; 80MM Outside Diameter; 31MM Inner Race Width; 31MM Outer Race Width; Open; Steel Cage; Double Row of Balls; ABEC 1 | ISO P0; C0-Medium |
| Inch – Metric | Metric |
| Category – BDI | Self Aligning Ball Bearings |
| UNSPSC | 31171532 |
| Harmonized Tariff Code | 8482.10.50.68 |
| Noun | Bearing |
| Keyword String | Self Aligning |
| Manufacturer URL | http://www.koyousa.com |
| Weight / LBS | 1.48812 |
| Outside Diameter | 3.15 Inch | 80 Millimeter |
| Inner Race Width | 1.22 Inch | 31 Millimeter |
| Outer Race Width | 1.22 Inch | 31 Millimeter |
| Bore | 1.378 Inch | 35 Millimeter |
| Bearing No. | 2307 |
| r(min) | 1.5 |
| Cr | 39.5 |
| C0r | 11.1 |
| Cu | 0.71 |
| Grease lub. | 7100 |
| Oil lub. | 9800 |
| da(min) | 43 |
| Da(max) | 72 |
| ra(max) | 1.5 |
| e | 0.45 |
| Y1 | 1.39 |
| Y2 | 2.15 |
| Y0 | 1.46 |
| (Refer.)Mass(kg) | 0.675 |
Detailed Parameters
parameter：
| AST20 12IB12 Plain bearings | Shaft Dia., Nominal (d):0.7500 ，Brand:AST ，Shaft Size (ds):0.7390 / 0.7378 ，Outer Diameter :22.225mm ，Bore Diameter :19.05mm ，Bearing Type:straight |
| BA 65 Z Needle roller bearings | Size :9.525x14.288x7.92mm ，Outer Diameter :14.288mm ，Brand:IKO ，Bore Diameter :9.525mm |
| 6218/HC5C3 Deep groove ball bearings | Brand:SKF ，d:90 mm ，Outer Diameter :90mm ，Bore Diameter :160mm ，Size :160x90x30mm ，Width :30mm |
| 7914DT Angular contact ball bearings | Outer Diameter :100mm ，Bore Diameter :70mm ，Width :16mm ，Size :70x100x16mm ，Brand:CYSD ，d:70 mm |
| 81122-TVPB Thrust roller bearings | Outer Diameter :145mm ，d:110 mm ，Size :110x145x25mm ，Width :25mm ，Brand:NKE ，Bore Diameter :110mm |
| KBH 08-PP Linear bearings | Bore Diameter :8mm ，Outer Diameter :15mm ，d1:3.4 mm ，d:8 mm ，D:15 mm ，Brand:NBS |
| RLM1916 Needle roller bearings | Outer Diameter :27mm ，Size :19x27x16mm ，Brand:NSK ，Bore Diameter :19mm ，Width :16mm ，Fw:19 mm |
| FNTK-3049 Needle roller bearings | Outer Diameter :49mm ，Width :2.85mm ，Bore Diameter :30mm ，Size :30x49x2.85mm ，d:30 mm ，Brand:Timken |
| S7212 ACD/HCP4A Angular contact ball bearings | Outer Diameter :60mm ，Bore Diameter :110mm ，Brand:SKF ，Size :110x60x22mm |
| KV7.9X11.9X7.8 Needle roller bearings | Fw:7.940 mm ，Brand:NTN ，Bore Diameter :7.940mm ，Outer Diameter :11.940mm |
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