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NTN 5314 is a double-row angular contact ball bearing with a 70 mm straight bore. Open type design with no seals or shields. Suitable for applications requiring high axial load capacity in both directions, such as pumps and compressors.
MODEL 5314
$356.17 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable:No
a (in)
3.6614
B (in)
2.5000
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
Two
Contact angle
25 º
d (in)
2.7559
D (in)
5.9055
Da max
5.4331 in
da min
3.2283 in
Dynamic Load Rating
35500 lbf
Dynamic load rating
35500 lbf
Enclosure
Open
I.D.
70 mm
Limiting Speed - Grease
3000 RPM
Limiting speed - grease
3000 RPM
Limiting Speed - Oil
3800 RPM
Limiting speed - oil
3800 RPM
Material
High carbon chrome steel
O.D.
150 mm
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Outside Ring Type
Straight
Precision
Class 0
r (in)
0.0827
Radial Internal Clearance
CN
Radial internal clearance
CN
ras max
0.0787 in
Static Load Rating
28800 lbf
Static load rating
28800 lbf
Type
Angular Contact Ball Bearing
Technical Specifications
Type | Angular Contact Ball Bearing |
Bore Type | Round |
Outside Ring Type | Straight |
Material | High Carbon Chrome Steel |
Cage Type | Pressed |
Cage Material | Steel |
Ball Material | Steel |
Limiting Speed - Oil | 3800 RPM |
Limiting Speed - Grease | 3000 RPM |
Precision | Class 0 |
Configuration | Two |
Radial Internal Clearance | CN |
Static Load Rating | 28800 lbf128000 N128.00 kN |
Dynamic Load Rating | 35500 lbf159000 N159.00 kN |
Enclosure | Open |
Weight | 10.086 lb4.575 kg |
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 | 2.5000 in63.500 mm |
r | 0.0827 in2.100 mm |
Contact Angle | 25 |
a | 3.6614 in93.000 mm |
da min | 3.2283 in82.000 mm |
Da max | 5.4331 in138.000 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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