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Koyo 6834 is a 68 series single-row deep groove ball bearing with a 170 mm straight bore, 215 mm outside diameter, and 22 mm width. Open type design for applications requiring high-speed operation and low friction. Suitable for electric motors, pumps, and general industrial machinery.
MODEL 6834
$1,158.28 Each
Prices are subject to change
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Ball Material
Steel
Bearing Type
Radial
Bore
6.693 in / 170 mm
Brand
KOYO
Cage Type
Metal
Contact Angle
0
Harmonized Tariff Code
8482.10.50.68
I.D.
170 mm
icNumber
7696777
Inch - Metric
Metric
Inch/Metric
Metric Bore
Inner Ring Width
22 mm
Internal Clearance
C0-Medium
Internal Special Features
No
Locking Device
No Locking Device
Lubricant
Oil Preservative
Material
Steel
Maximum Capacity / Filling Slot
No
No. in Set
Single Bearing
O.D.
215 mm
O.D. Type
Straight
Origin
Single Row Radial
Other Features
Deep Groove
Outer Race Width
0.866 Inch / 22 Millimeter
Outer Ring Width
22 mm
Outside Diameter
8.465 Inch / 215 Millimeter
Precision
Standard
Precision Class
ABEC 1 / ISO P0
Precision Level
Standard (ABEC 1)
Rolling Element
Ball Bearing
Rows of Balls
Single
Seal Type
Unsealed
Snap Ring
No, Snap Ring:No Snap Ring
Type
Single Row Ball Bearings
UNSPSC
31171504
Width
22 mm
| Bearing No. | 6834 | |
| Boundary dimensions(mm) | d | 170 |
| D | 215 | |
| B | 22 | |
| r(min) | 1.1 | |
| Basic load ratings(kN) | Cr | 74.8 |
| C0r | 70.5 | |
| Fatigue load limit(kN) | Cu | 2.60 |
| factor | f0 | 16.1 |
| Limiting speeds(min-1) | Grease lub. | 2700 |
| Oil lub. | 3200 | |
| Mounting dimensions(mm) | da(min) | 176.5 |
| Da(max) | 208.5 | |
| ra(max) | 1 | |
| (Refer.)Mass(kg) | 1.90 |
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.
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