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NTN 6314ZZC3/EM 63 series single-row deep groove ball bearing with 70 mm straight bore, double metal shields (ZZ), C3 internal clearance, and steel cage. Constructed from high carbon chrome steel for electric motors, pumps, and general industrial rotating machinery.
MODEL 6314ZZC3/EM
$282.20 Each
Prices are subject to change
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Returnable:No
B (in)
1.3780
Ball Material
Steel
Ball material
Steel
Bore Type
Round
Bore type
Round
Cage Material
Steel
Cage material
Steel
Cage Type
Pressed
Cage type
Pressed
Configuration
One
D (in)
5.9055
d (in)
2.7559
Da max
5.4724 in
da max
3.6417 in
da min
3.1890 in
Dynamic Load Rating
25850 lbf
Dynamic load rating
25850 lbf
Enclosure
Double Shielded
Factor
13.2
I.D.
70 mm
Limiting Speed - Grease
4600 RPM
Limiting speed - grease
4600 RPM
Material
High carbon chrome steel
O.D.
150 mm
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Precision
ISO class 0
r (in)
0.0827
r1
0.0197 in
Radial Internal Clearance
C3
Radial internal clearance
C3
ras max
0.0787 in
Seal material
None
Seal type
None
Static Load Rating
15300 lbf
Static load rating
15300 lbf
Type
Deep Groove Ball Bearing
Technical Specifications
Type | Deep Groove Ball Bearing |
Bore Type | Round |
Material | High Carbon Chrome Steel |
Cage Type | Pressed |
Cage Material | Steel |
Ball Material | Steel |
Limiting Speed - Grease | 4600 RPM |
Seal Type | None |
Seal Material | None |
Precision | ISO Class 0 |
Configuration | One |
Factor | 13.2 |
Radial Internal Clearance | C3 |
Static Load Rating | 15300 lbf68000 N68.00 kN |
Dynamic Load Rating | 23400 lbf104000 N104.00 kN |
Enclosure | Double Shielded |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 2.7559 in70.000 mm |
D | 5.9055 in150.000 mm |
B | 1.3780 in35.000 mm |
r | 0.0827 in2.100 mm |
r1 | 0.0197 in0.500 mm |
da min | 3.1890 in81.000 mm |
da max | 3.6417 in92.500 mm |
Da max | 5.4724 in139.000 mm |
ras max | 0.0787 in2.000 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.
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