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Koyo 6011 ZZNR is a 60 series single-row deep groove ball bearing with a 55 mm straight bore. It features double steel shields (ZZ) and a snap ring groove (NR) for axial location in the housing. The bearing has a steel cage and is suitable for electric motors, pumps, and general rotating machinery.
MODEL 6011 ZZNR
$106.45 Each
Prices are subject to change
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Bearing Material
Steel
Bearing Type
Deep Groove Ball Bearings
Bore Diameter
55 mm
Cage Material
Steel
Cage Type
Riveted
Closure Type
Double Shield
Dynamic Load Capacity
35.3 kN
Fillet Radius
1 mm
Internal Clearance
C0
Locating Feature
Snap Ring (fitted)
Lubricant
Grease
Maximum RPM
7600 rpm Grease
Number of Rows
1
O.D.
90 mm
Operating Temperature Range
-30 to 110 deg C
Outer Diameter Type
Straight
Precision class
Class 0
Series
6000
Static Load Capacity
21.2 kN
Type
Round
Width
18 mm
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.
#207982
Brand
Nachi Bearing
Model
6011ZZENR
#280426
Brand
NTN Bearing
Model
6011ZZNR
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