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Home>Products>31312 Bearing>31312 4t-31312D Hr31312j 31312djr E31312DJ 31312A 31312-a Tapered/Taper Roller Bearing for Beneficiation Equipment Exposure Machine Food Packaging Machinery
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31312 4t-31312D Hr31312j 31312djr E31312DJ 31312A 31312-a Tapered/Taper Roller Bearing for Beneficiation Equipment Exposure Machine Food Packaging Machinery
31312 4t-31312D Hr31312j 31312djr E31312DJ 31312A 31312-a Tapered/Taper Roller Bearing for Beneficiation Equipment Exposure Machine Food Packaging Machinery Manufacturers Hebei Xiantong Bearing Co., Ltd. , Online 52 Bore Diameter (mm) Wholesale 52x68x22 Suppliers !
31312
- Timken
- 52
- 22 mm
- 68
- 52x68x22
- 0,6 mm
- 74,8 kN
- 0,201 Kg
-
Hebei Xiantong Bearing Co., Ltd.2020-07-10 09:46:19
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31312 4t-31312D Hr31312j 31312djr E31312DJ 31312A 31312-a Tapered/Taper Roller Bearing for Beneficiation Equipment Exposure Machine Food Packaging MachineryTechnical information
| Brand: | Timken | Bore Diameter (mm): | 52 | C: | 22 mm |
| Outer Diameter (mm): | 68 | Size (mm): | 52x68x22 | r: | 0,6 mm |
| Basic static load rating (C0): | 74,8 kN | Weight: | 0,201 Kg | D: | 68 mm |
| Width (mm): | 22 |
31312 4t-31312D Hr31312j 31312djr E31312DJ 31312A 31312-a Tapered/Taper Roller Bearing for Beneficiation Equipment Exposure Machine Food Packaging MachineryCross reference
31312 4t-31312D Hr31312j 31312djr E31312DJ 31312A 31312-a Tapered/Taper Roller Bearing for Beneficiation Equipment Exposure Machine Food Packaging Machinery Size Chart (mm/inches) | |
|---|---|
| Bearing number | S71909 ACD/P4A |
| Size (mm) | 68x45x12 |
| Bore Diameter (mm) | 68 |
| Outer Diameter (mm) | 45 |
| Width (mm) | 12 |
| d | 45 mm |
| D | 68 mm |
| B | 12 mm |
| d1 | 52.6 mm |
| d2 | 52.6 mm |
| D2 | 62.62 mm |
| r1,2 - min. | 0.6 mm |
| r3,4 - min. | 0.3 mm |
| a | 19.3 mm |
| da - min. | 48.2 mm |
| da - max. | 52.1 mm |
| db - min. | 48.2 mm |
| db - max. | 52.1 mm |
| Da - max. | 64.8 mm |
| Db - max. | 66.6 mm |
| ra - max. | 0.6 mm |
| rb - max. | 0.3 mm |
| Basic dynamic load rating - C | 12.4 kN |
| Basic static load rating - C0 | 9 kN |
| Fatigue load limit - Pu | 0.38 kN |
| Limiting speed for grease lubrication | 17000 r/min |
| Ball - Dw | 6.35 mm |
| Ball - z | 23 |
| Calculation factor - e | 0.68 |
| Calculation factor - Y2 | 0.87 |
| Calculation factor - Y0 | 0.38 |
| Calculation factor - X2 | 0.41 |
| Calculation factor - Y1 | 0.92 |
| Calculation factor - Y2 | 1.41 |
| Calculation factor - Y0 | 0.76 |
| Calculation factor - X2 | 0.67 |
| Preload class A - GA | 80 N |
| Preload class B - GB | 160 N |
| Preload class C - GC | 320 N |
| Preload class D - GD | 640 N |
| Calculation factor - f | 1.11 |
| Calculation factor - f1 | 0.98 |
| Calculation factor - f2A | 1 |
| Calculation factor - f2B | 1.04 |
| Calculation factor - f2C | 1.08 |
| Calculation factor - f2D | 1.14 |
| Calculation factor - fHC | 1 |
| Preload class A | 100 N/micron |
| Preload class B | 129 N/micron |
| Preload class C | 168 N/micron |
| Preload class D | 225 N/micron |
| Category | Precision Ball Bearings |
| Inventory | 0.0 |
| Manufacturer Name | SKF |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0 |
| Product Group | B04270 |
| Enclosure | 2 Seals |
| Precision Class | ABEC 7 | ISO P4 |
| Material - Ball | Steel |
| Number of Bearings | 1 (Single) |
| Contact Angle | 25 Degree |
| Preload | None |
| Raceway Style | 1 Rib Outer Ring |
| Cage Material | Phenolic |
| Rolling Element | Ball Bearing |
| Enclosure Type | Non Contact Seal |
| Flush Ground | No |
| Inch - Metric | Metric |
| Other Features | Single Row | Angular Contact | High Capacity Basic Design |
| Long Description | 45MM Bore; 68MM Outside Diameter; 12MM Width; 2 Seals Enclosure; ABEC 7 | ISO P4 Precision; Steel Ball Material; 1 (Single) Bearing; 25 Degree Contact Angle; Phenolic Cage Material; 1 Rib Outer Ring R |
| Category | Precision Ball Bearings |
| UNSPSC | 31171531 |
| Harmonized Tariff Code | 8482.10.50.28 |
| Noun | Bearing |
| Keyword String | Ball Angular Contact |
| Manufacturer URL | http://www.skf.com |
| Bore | 1.772 Inch | 45 Millimeter |
| Outside Diameter | 2.677 Inch | 68 Millimeter |
| Width | 0.472 Inch | 12 Millimeter |
| d1 | 52.6 mm |
| d2 | 52.6 mm |
| D2 | 62.62 mm |
| r1,2 min. | 0.6 mm |
| r3,4 min. | 0.3 mm |
| da min. | 48.2 mm |
| da max. | 52.1 mm |
| db min. | 48.2 mm |
| db max. | 52.1 mm |
| Da max. | 64.8 mm |
| Db max. | 66.6 mm |
| ra max. | 0.6 mm |
| rb max. | 0.3 mm |
| Basic dynamic load rating C | 12.4 kN |
| Basic static load rating C0 | 9 kN |
| Fatigue load limit Pu | 0.38 kN |
| Attainable speed for grease lubrication | 17000 r/min |
| Ball diameter Dw | 6.35 mm |
| Number of balls z | 23 |
| Preload class A GA | 80 N |
| Static axial stiffness, preload class A | 100 N/µm |
| Preload class B GB | 160 N |
| Static axial stiffness, preload class B | 129 N/µm |
| Preload class C GC | 320 N |
| Static axial stiffness, preload class C | 168 N/µm |
| Preload class D GD | 640 N |
| Static axial stiffness, preload class D | 225 N/µm |
| Calculation factor f | 1.11 |
| Calculation factor f1 | 0.98 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.04 |
| Calculation factor f2C | 1.08 |
| Calculation factor f2D | 1.14 |
| Calculation factor fHC | 1 |
| Calculation factor e | 0.68 |
| Calculation factor (single, tandem) Y2 | 0.87 |
| Calculation factor (single, tandem) Y0 | 0.38 |
| Calculation factor (single, tandem) X2 | 0.41 |
| Calculation factor (back-to-back, face-to-face) Y1 | 0.92 |
| Calculation factor (back-to-back, face-to-face) Y2 | 1.41 |
| Calculation factor (back-to-back, face-to-face) Y0 | 0.76 |
| Calculation factor (back-to-back, face-to-face) X2 | 0.67 |
| Mass bearing | 0.13 kg |
31312 4t-31312D Hr31312j 31312djr E31312DJ 31312A 31312-a Tapered/Taper Roller Bearing for Beneficiation Equipment Exposure Machine Food Packaging Machinery Cad Models
Contact Us
- Hebei Xiantong Bearing Co., Ltd.
- Addresslinxi, XingTai,Hebei,China
- Phone(Working Time)86-02-7234259
- Fax
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