170FC118850B KOYO Four-row cylindrical roller bearings
| Brand Name: | KOYO |
| Model Number: | 170FC118850B |
| Bearing number: | 6405 |
| Size (mm): | 25x80x21 |
| Bore Diameter (mm): | 25 |
| Outer Diameter (mm): | 80 |
| Width (mm): | 21 |
| d: | 25 mm |
| D: | 80 mm |
| B: | 21 mm |
| PDF |
170FC118850B |
Product Details
| Bearing number | 6405 |
| Size (mm) | 25x80x21 |
| Bore Diameter (mm) | 25 |
| Outer Diameter (mm) | 80 |
| Width (mm) | 21 |
| d | 25 mm |
| D | 80 mm |
| B | 21 mm |
| C | 21 mm |
| r min. | 1,5 mm |
| da min. | 33 mm |
| Da max. | 72 mm |
| ra max. | 1,5 mm |
| Weight | 0,53 Kg |
| Basic dynamic load rating (C) | 34,5 kN |
| Basic static load rating (C0) | 17,5 kN |
| (Grease) Lubrication Speed | 10 000 r/min |
| (Oil) Lubrication Speed | 12 000 r/min |
| rs min | 1.5 mm |
| Radial clearance class | CN |
| Mass | 0.53 kg |
| Dynamic load, C | 34.5 kN |
| Static load, C0 | 17.5 kN |
| Fatigue limit load, Cu | 0.8 kN |
| f0 | 11.6 |
| Nlim (oil) | 12,000 rpm |
| Nlim (grease) | 10,000 rpm |
| Min operating temperature, Tmin | -20 °C |
| Max operating temperature, Tmax | 120 °C |
| Characteristic cage frequency, FTF | 0.35 Hz |
| Characteristic rolling element frequency, BSF | 3 Hz |
| Characteristic outer ring frequency, BPF0 | 2.09 Hz |
| Characteristic inner ring frequency, BPFI | 3.91 Hz |
| da min | 33 mm |
| Da max | 72 mm |
| ra max | 1.5 mm |
| Category | Single Row Ball Bearing |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.525 |
| Product Group | B00308 |
| Enclosure | Open |
| Precision Class | ABEC 1 | ISO P0 |
| Maximum Capacity / Filling Slot | No |
| Rolling Element | Ball Bearing |
| Snap Ring | No |
| Internal Special Features | No |
| Cage Material | Steel |
| Internal Clearance | C3-Loose |
| Inch - Metric | Metric |
| Long Description | 25MM Bore; 80MM Outside Diameter; 21MM Outer Race Diameter; Open; Ball Bearing; ABEC 1 | ISO P0; No Filling Slot; No Snap Ring; No Internal Special Features |
| UNSPSC | 31171504 |
| Harmonized Tariff Code | 8482.10.50.68 |
| Noun | Bearing |
| Keyword String | Ball |
| Manufacturer Item Number | 6405 |
| Weight / LBS | 1.17 |
| Bore | 0.984 Inch | 25 Millimeter |
| Outside Diameter | 3.15 Inch | 80 Millimeter |
| Outer Race Width | 0.827 Inch | 21 Millimeter |
| bore diameter: | 25 mm |
| finish/coating: | Uncoated |
| outside diameter: | 80 mm |
| bearing material: | High Carbon Chrome Steel |
| overall width: | 21 mm |
| cage material: | Steel |
| bore type: | Round |
| inner ring width: | 21 mm |
| closure type: | Open |
| outer ring width: | 21 mm |
| row type & fill slot: | Single Row Non-Fill Slot |
| maximum rpm (grease): | 10000 rpm |
| snap ring included: | Without Snap Ring |
| maximum rpm (oil): | 12000 rpm |
| internal clearance: | CN |
| fillet radius: | 1.5 mm |
| operating temperature range: | -40 to 120 ºC |
| maximum rpm: | 6900 RPM |
| dynamic load capacity: | 34500 N |
| series: | 64 |
| static load capacity: | 17500 N |
| manufacturer product page: | Click here |
| precision rating: | Class 0 |
