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Part Number6203zz
System of MeasurementMetric
Bearing TypeBall
For Load DirectionRadial
ConstructionSingle Row
Seal TypeShielded
Bore Dia17 mm
Bore Dia Tolerance-0.008mm to 0
Outer Dia40 mm
Outer Dia Tolerance-0.011mm to 0
Width12 mm
Width Tolerance-0.120mm to 0
Ring Material52100 Chrome Steel
Ball Material52100 Chrome Steel
Cage Material300 Series Stainless Steel
Dynamic Radial Load9550 N
Static Radial Load4800 N
Max Speed (X1000 rpm)17
LubricationRequired
Shaft Mount TypePress Fit
Temperature Range-30° to 110 °C
ABEC RatingABEC-1
Radial Clearance Trade No.C0
Radial Clearance0.003mm to 0.018mm
RoHSCompliant
Ball Dia6.747mm
Ball Qty8
Weight65 g
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The high quality 6203ZZ bearings manufactured by AUB are double-sided metal shielded precision radial ball bearings, pre-lubricated with grease and ready for use upon delivery. The 6203-ZZ bearing is a metric ball bearing made of chromium steel that can handle moderate radial and axial loads while providing high performance. Single row deep groove ball bearings with seals or shields are...

The high quality 6203ZZ bearings manufactured by AUB are double-sided metal shielded precision radial ball bearings, pre-lubricated with grease and ready for use upon delivery. The 6203-ZZ bearing is a metric ball bearing made of chromium steel that can handle moderate radial and axial loads while providing high performance. Single row deep groove ball bearings with seals or shields are particularly versatile, have low friction and are optimized for low noise and vibration, allowing high rotational speeds. They can accommodate radial and axial loads in both directions, are easy to install, and require less maintenance than many other bearing types. Integral sealing can significantly extend the service life of bearings because it prevents lubricants and contaminants in the bearing from entering.

The 6203-ZZ ball bearings are high precision premium deep groove shielded 17x40x12 ball bearings that meet AXIS’s ABEC 3 accuracy standard. What sets this 6203-ZZ bearing apart from others is that it is manufactured to ABEC 3 accuracy standards, uses grade 10 balls, and has an Excellent Motor Quality Rating (EMQ). ABEC 3 means that the bearing itself has a micron deviation of -8 microns from the nominal 20.000mm. Nearly all ball bearings today are manufactured to the ABEC 1 accuracy standard, which has a tolerance of -10 microns. Simply put, the accurate a bearing, the better it will perform in any given application. The Grade 10 balls in this bearing are typically only found in ABEC grade 5 or higher bearings because they have truer roundness and precision. The balls within the bearing share the load capacity, so this also increases service life compared to the standard grade 25 balls used by other brands. The motor quality class means the bearings must operate at extremely low noise levels with minimal or no vibration. To achieve this, the raceways of the 6203-ZZ bearings are precision ground for an excellent finish.

6203-ZZ Bearing Applications: Applications for 6203-ZZ metric ball bearings include: electric motors to washing machines, belt drives, compressors, pumps, turbines, printing and textile machines, automotive, conveyors, light industrial applications, engines, small spindles, Food processing, power transmission, rolling mills, etc.

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.

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