ER207-21 AST Shaft Size (ds) – 1-5/16 15/16 Bearing units
| Bearing number | ER207-21 |
| Brand | AST |
| Bore Diameter (mm) | 33.34 |
| Outer Diameter (mm) | 72 |
| Bearing Type | Inch Size Bore Diameter |
| Bore Dia (d) | 33.3400 |
| Outer Dia (D) | 72.0000 |
| Outer Width (Bo) | 24.0000 |
| Inner Width (Bi) | 42.9000 |
| Dynamic Load Rating (Cr) | 25.683 |
| Static Load Rating (Cor) | 15.390 |
| Bearing Inner Race Width – Short Side (n) | 17.5000 |
| Bearing Inner Race Width – Extended Side (m) | 25.4000 |
| Bearing Collar Set Screw (L) – 5/16-24UNF | 5/1624UNF |
| Snap Ring Dia. (G) | 78.5000 |
| Snap Rinf Location (Sd) | 3.2000 |
| Snap Ring Thickness (I) | 1.7000 |
| Relubrication Hole Location (oh) | 5.5000 |
| Shaft Size (ds) – 1-5/16 | 15/16 |
| Weight (g) | 630.49 |
Detailed Parameters
parameter：
| NJ 411 Cylindrical roller bearings | Size :55x140x33mm ，d:55 mm ，Brand:NSK ，Outer Diameter :140mm ，Bore Diameter :55mm ，Width :33mm |
| 67391/67322 Tapered roller bearings | Outer Diameter :196.85mm ，Bore Diameter :133.35mm ，Size :133.35x196.85x46.038mm ，Brand:CX ，Width :46.038mm |
| EGB1615-E40 Plain bearings | BDI Inventory:88.0 ，Category:Sleeve Bearings ，Manufacturer Name:SCHAEFFLER GROUP ，Weight / Kilogram:0.007 ，Minimum Buy Quantity:N/A |
| 22324-E1-K-T41A + AHX2324G Spherical roller bearings | Bore Diameter :115mm ，Width :86mm ，Size :115x260x86mm ，Outer Diameter :260mm ，Brand:FAG |
| R20-11XS-A Tapered roller bearings | Size :20x47x12mm ，d:20 mm ，Outer Diameter :47mm ，Brand:NSK ，Bore Diameter :20mm ，Width :12mm |
| F-FL688 Deep groove ball bearings | Brand:NTN ，Width :4.000mm ，Outer Diameter :16.000mm ，Size :8x16x4mm ，Bore Diameter :8.000mm ，d:8.000 mm |
| EB1.25.1644.400-1SPPN Thrust ball bearings | Outer Diameter :1791mm ，Brand:ISB ，Bore Diameter :1536mm ，Size :1536x1791x68mm |
| NU2248 Cylindrical roller bearings | Bore Diameter :240mm ，Size :240x440x120mm ，Outer Diameter :440mm ，Brand:KOYO |
| RNA2240 Needle roller bearings | Bore Diameter :269.6mm ，Outer Diameter :300mm ，Brand:KOYO ，Width :49mm ，Size :269.6x300x49mm |
| PC40680030CS Deep groove ball bearings | d:40 mm ，Width :30mm ，Bore Diameter :40mm ，Size :40x68x30mm ，Outer Diameter :68mm ，Brand:PFI |
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