1307 KOYO Cr 25.1 35x80x21mm Self aligning ball bearings
| Bearing number | 1307 |
| Size (mm) | 35x80x21 |
| Brand | KOYO |
| Bore Diameter (mm) | 35 |
| Outer Diameter (mm) | 80 |
| Width (mm) | 21 |
| d | 35 mm |
| D | 80 mm |
| B | 21 mm |
| C | 21 mm |
| r min. | 1.5 mm |
| da min. | 43 mm |
| Da max. | 72 mm |
| ra max. | 1.5 mm |
| Weight | 0.510 Kg |
| Basic dynamic load rating (C) | 25.1 kN |
| Basic static load rating (C0) | 7.85 kN |
| (Grease) Lubrication Speed | 7600 r/min |
| (Oil) Lubrication Speed | 9300 r/min |
| Calculation factor (e) | 0.25 |
| Calculation factor (Y0) | 2.60 |
| Calculation factor (Y1) | 2.48 |
| Category | Self Aligning Ball Bearings |
| BDI Inventory | 0.0 |
| Manufacturer Name | KOYO |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.551 |
| EAN | 0605790001659 |
| 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; 21MM Inner Race Width; 21MM 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 |
| Manufacturer Item Number | 1307 |
| Weight / LBS | 1.12436 |
| Bore | 1.378 Inch | 35 Millimeter |
| Outside Diameter | 3.15 Inch | 80 Millimeter |
| Inner Race Width | 0.827 Inch | 21 Millimeter |
| Outer Race Width | 0.827 Inch | 21 Millimeter |
| Bearing No. | 1307 |
| r(min) | 1.5 |
| Cr | 25.1 |
| C0r | 7.95 |
| Cu | 0.49 |
| Grease lub. | 7600 |
| Oil lub. | 9300 |
| da(min) | 43 |
| Da(max) | 72 |
| ra(max) | 1.5 |
| e | 0.25 |
| Y1 | 2.48 |
| Y2 | 3.84 |
| Y0 | 2.60 |
| (Refer.)Mass(kg) | 0.510 |
Detailed Parameters
parameter：
| 32972 Tapered roller bearings | Bore Diameter :360mm ，Outer Diameter :480mm ，Size :360x480x76mm ，Brand:NSK |
| 709 CD/HCP4AH Angular contact ball bearings | Size :24x9x7mm ，Bore Diameter :24mm ，Outer Diameter :9mm ，Width :7mm ，Brand:SKF |
| SL01-4932 Cylindrical roller bearings | d:160 mm ，Bore Diameter :160mm ，Width :60mm ，Size :160x220x60mm ，Brand:NTN ，Outer Diameter :220mm |
| 232/600E Cylindrical roller bearings | Brand:NACHI ，Bore Diameter :600mm ，Outer Diameter :1090mm ，Size :600x1090x388mm |
| SX07B72 Angular contact ball bearings | Bore Diameter :34.000mm ，Size :34x68x20mm ，Outer Diameter :68.000mm ，Brand:NTN ，Width :20.000mm |
| 55212C/55434 Tapered roller bearings | d:53.975 mm ，Brand:CX ，Size :53.975x109.985x28.217mm ，Bore Diameter :53.975mm ，Outer Diameter :109.985mm ，Width :28.217mm |
| UCF208 Bearing units | A:36 mm ，A0:51.2 mm ，A1:15 mm ，Brand:FYH ，Bore Diameter :40mm ，d:40 mm |
| 32210 Tapered roller bearings | Bore Diameter :50mm ，Outer Diameter :90mm ，Brand:FBJ ，Width :24.75mm ，Size :50x90x24.75mm |
| 29412 M Thrust roller bearings | d1:89 mm ，d:60 mm ，Bore Diameter :60mm ，Outer Diameter :130mm ，Brand:ISO |
| 23180 KCW33+AH3180 Spherical roller bearings | Width :200mm ，d:400 mm ，Brand:ISO ，Outer Diameter :650mm ，Size :400x650x200mm ，Bore Diameter :400mm |
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