Part Number | 7221 ACD/P4A |
System of Measurement | Metric |
Bearing Type | Ball |
Internal Design | High Capacity |
Contact Angle | 25° |
Lubrication Hole | NO |
For Load Direction | Combined Radial and Thrust |
Construction | Single Row |
Seal Type | Open |
Bore Dia | 105 mm |
Bore Dia Tolerance | -0.008mm to 0 |
Outer Dia | 190 mm |
Outer Dia Tolerance | -0.011mm to 0 |
Width | 36 mm |
Width Tolerance | -0.24mm to 0 |
Shoulder Diameter Inner Ring (Large Side Face)(d1) | 131.2 mm |
Shoulder Diameter Inner Ring (Small Side Face)(d2) | 131.2 mm |
Shoulder Diameter Outer Ring (Large Side Face)(D1) | 163.8 mm |
Chamfer Dimension (r1 2)(min) | 2.1 mm |
Chamfer Dimension (r3 4)(min) | 1.1 mm |
Distance Pressure Point (a) | 52.6 mm |
Ring Material | 52100 Chrome Steel |
Ball Material | 52100 Chrome Steel |
Cage Material | Cotton fabric reinforced phenolic resin |
Dynamic Radial Load | 163 kN |
Static Radial Load | 146 kN |
Max Speed (X1000 rpm) | 10 |
Lubrication | Lubricated |
Temperature Range | -30° to 110 °C |
ABEC Rating | P4 (ABEC-7) |
ROHS | Compliant |
REACH | Compliant |
Ball Dia | 26.988 mm |
Ball Qty | 15 |
Weight | 3.87 kg |
Aubearing is an ISO certified Chinese bearing manufacturer and supplier. Competitive prices, 1,200,000+ SKU inventory, including internationally renowned brands such as SKF, Timken, Schaeffler (FAG, INA), NSK, KOYO, NTN, McGill, etc. Aubearing has invested in 300+ equipment, heat treatment facilities, lathes, grinders, milling machines, bearing production lines, CMMs, metallographic testers, etc. Leading Time<7 Days, MOQ=1.
Various types of ball bearings and roller bearings, size range: 1mm-2000mm. Including thin section bearings (KAYDON equivalents and 67, 68, 69 series), ceramic bearings, stainless steel bearings, deep groove ball bearings, angular contact bearings, thrust ball bearings, spherical roller bearings, cylindrical roller bearings, needle roller bearings, tapered roller bearings, precision crossed roller bearings, bushings (sleeve bearings), linear bearings, automotive wheel hub bearings and corresponding inch series.
Customization options: material (Gcr15, silicon nitride, silicon carbide, zirconium oxide, aluminum oxide, stainless steel 304, 316, 420, 440, PTFE\PEEK\nylon and other plastics), cage (brass, stamping steel, retainer), lubrication (lubricating oil, grease, high temperature resistance), clearance (C2\CN\C3\C4\C5), seal (nitrile rubber, silicone rubber, fluororubber, polypropylene rubber), shielding, etc.