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Koyo 6820 ZZ deep groove ball bearing, 100 mm bore, 125 mm OD, 13 mm width. Double shielded with steel shields for contaminant protection. Single-row radial design for electric motors, pumps, and general industrial rotating equipment.
MODEL 6820 ZZ
$328.78 Each
Prices are subject to change
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Ball Material
Steel
Bearing Type
Radial
Cage Type
Metal
Contact Angle
0
I.D.
100 mm
icNumber
7698004
Inch/Metric
Metric Bore
Inner Ring Width
13 mm
Locking Device
No Locking Device
Lubricant
Mul-Temp SRL
Material
Steel
No. in Set
Single Bearing
O.D.
125 mm
O.D. Type
Straight
Origin
Single Row Radial
Outer Ring Width
13 mm
Precision
Standard
Precision Level
Standard (ABEC 1)
Rows of Balls
Single
Seal Material
Metal
Seal Type
Non-Contact Seals
Snap Ring
No Snap Ring
Temperature Range [MAX]
230 ?F
Temperature Range [MIN]
-22 ?F
Width
13 mm
| Bearing No. | 6820 ZZ | |
| Boundary dimensions(mm) | d | 100 |
| D | 125 | |
| B | 13 | |
| r(min) | 1 | |
| Basic load ratings(kN) | Cr | 24.5 |
| C0r | 21.2 | |
| Fatigue load limit(kN) | Cu | 1.05 |
| factor | f0 | 16.0 |
| Limiting speeds(min-1) | Grease lub. | 4800 |
| Mounting dimensions(mm) | da(min) | 105 |
| da(max) | 105.5 | |
| Da(max) | 120 | |
| ra(max) | 1 | |
| (Refer.)Mass(Open type)(kg) | 0.309 |
How do I choose the right type of bearing for my application?
Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.
What is the difference between deep groove and angular contact ball bearings?
Deep groove ball bearings are the most common type. They’re designed to handle mainly radial loads, but they can also take some axial load in both directions. They’re simple, versatile, and used in everything from motors to conveyors. Angular contact ball bearings are built for combined loads, especially where there’s significant axial force in one direction. They’re often used in pairs and are common in higher precision or higher load applications like pumps and gearboxes. If your load is mostly radial, go deep groove. If axial load matters more, angular contact is usually the better choice.
#208795
Brand
Nachi Bearing
Model
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#278218
Brand
NTN Bearing
Model
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| Brand | Dormer Pramet |
| Model | 7648908 |