| Nominal Resistance | 7021 ACD/P4A |
| Case volume | 160x105x26 |
| Maximum angular acceleration | 160 |
| Maximum Permissible Pilot Pressure | 105 |
| Control Fluid Drain | 26 |
| Pressurefree Operation | 105 mm |
| Rate Of Pressure Change | 160 mm |
| Displacement, geometric, per revolution | 26 mm |
| Maximum Axial Force At Standstill | 121.9 mm |
| Weight (approx.) | 121.9 mm |
| Drive Power | 143.1 mm |
| Maximum rotational speed | 2 mm |
| Maximum Volume Flow | 1 mm |
| Determining Operating Characteristics | 44 mm |
| Control Pressure Measurement | 114 mm |
| Rotary stiffness | 114 mm |
| Flow | 151 mm |
| Maximum Torque | 155 mm |
| Maximum Permissible Speed (limit Speed) | 2 mm |
| Moment of inertia rotary group | 1 mm |
| Voltage | 125.6 mm |
| Power | 90.4 kN |
| Torque | 93 kN |
| Sequence Valve | 3.4 kN |
| Load Pressure | 7500 r/min |
| Drive Speed | 12000 mm/min |
| Pilot Pressure | 17.462 mm |
| Ball - z | 21 |
| Gref | 20.4 cm3 |
| Calculation factor - e | 0.68 |
| Calculation factor - Y2 | 1.41 |
| Calculation factor - Y0 | 0.76 |
| Calculation factor - X2 | 0.67 |
| Calculation factor - Y1 | 0.92 |
| Preload class A - GA | 560 N |
| Preload class B - GB | 1120 N |
| Preload class C - GC | 2240 N |
| Preload class D - GD | 4480 N |
| Calculation factor - f | 1.15 |
| Calculation factor - f1 | 0.99 |
| Calculation factor - f2A | 1 |
| Calculation factor - f2B | 1.02 |
| Calculation factor - f2C | 1.05 |
| Calculation factor - f2D | 1.08 |
| Calculation factor - fHC | 1 |
| Preload class A | 279 N/micron |
| Preload class B | 365 N/micron |
| Preload class C | 484 N/micron |
| Preload class D | 655 N/micron |
| Category | Precision Ball Bearings |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 1.63 |
| Product Group | B04270 |
| Enclosure | Open |
| 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 |
| Flush Ground | No |
| Inch - Metric | Metric |
| Other Features | Single Row | Angular Contact | High Precision |
| Long Description | 105MM Bore; 160MM Outside Diameter; 26MM Width; Open Enclosure; ABEC 7 | ISO P4 Precision; Steel Ball Material; 1 (Single) Bearings; 25 Degree Contact Angle; Phenolic Cage Material; 1 Rib Outer Ring R |
| UNSPSC | 31171531 |
| Harmonized Tariff Code | 8482.10.50.28 |
| Noun | Bearing |
| Keyword String | Angular Contact Ball |
| Manufacturer Item Number | 7021 ACD/P4A |
| Weight / LBS | 3.6 |
| Outside Diameter | 6.299 Inch | 160 Millimeter |
| Width | 1.024 Inch | 26 Millimeter |
| Bore | 4.134 Inch | 105 Millimeter |
| d1 | 121.9 mm |
| d2 | 121.9 mm |
| D1 | 143.1 mm |
| r1,2 min. | 2 mm |
| r3,4 min. | 1 mm |
| da min. | 114 mm |
| db min. | 114 mm |
| Da max. | 151 mm |
| Db max. | 155 mm |
| ra max. | 2 mm |
| rb max. | 1 mm |
| dn | 125.6 mm |
| Basic dynamic load rating C | 90.4 kN |
| Basic static load rating C0 | 93 kN |
| Fatigue load limit Pu | 3.4 kN |
| Attainable speed for grease lubrication | 7500 r/min |
| Attainable speed for oil-air lubrication | 12000 r/min |
| Ball diameter Dw | 17.462 mm |
| Number of balls z | 21 |
| Reference grease quantity Gref | 20.4 cm³ |
| Preload class A GA | 560 N |
| Static axial stiffness, preload class A | 279 N/µm |
| Preload class B GB | 1120 N |
| Static axial stiffness, preload class B | 365 N/µm |
| Preload class C GC | 2240 N |
| Static axial stiffness, preload class C | 484 N/µm |
| Preload class D GD | 4480 N |
| Static axial stiffness, preload class D | 655 N/µm |
| Calculation factor f | 1.15 |
| Calculation factor f1 | 0.99 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.02 |
| Calculation factor f2C | 1.05 |
| Calculation factor f2D | 1.08 |
| 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 | 1.59 kg |
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