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NTN 5313C3 is a double-row angular contact ball bearing with a 65 mm straight bore. Open enclosure with steel cage. High carbon chrome steel construction. Designed for combined radial and axial loads in industrial gearboxes, pumps, and compressors.
MODEL 5313C3
$357.58 Each
Prices are subject to change
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Returnable:No
a (in)
3.3268
B (in)
2.3110
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)
2.5591
D (in)
5.5118
Da max
5.0394 in
da min
3.0315 in
Dynamic Load Rating
32000 lbf
Dynamic load rating
32000 lbf
Enclosure
Open
I.D.
65 mm
Limiting Speed - Grease
3200 RPM
Limiting speed - grease
3200 RPM
Limiting Speed - Oil
4300 RPM
Limiting speed - oil
4300 RPM
Material
High carbon chrome steel
O.D.
140 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
C3
Radial internal clearance
C3
ras max
0.0787 in
Static Load Rating
25400 lbf
Static load rating
25400 lbf
Type
Angular Contact Ball Bearing
Width
58.7 mm
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 | 4300 RPM |
Limiting Speed - Grease | 3200 RPM |
Precision | Class 0 |
Configuration | Two |
Radial Internal Clearance | C3 |
Static Load Rating | 25400 lbf113000 N113.00 kN |
Dynamic Load Rating | 32000 lbf142000 N142.00 kN |
Enclosure | Open |
Weight | 8.128 lb3.687 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
d | 2.5591 in65.000 mm |
D | 5.5118 in140.000 mm |
B | 2.3110 in58.700 mm |
r | 0.0827 in2.100 mm |
Contact Angle | 25 |
a | 3.3268 in84.500 mm |
da min | 3.0315 in77.000 mm |
Da max | 5.0394 in128.000 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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