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NTN 63316ZZC3/EM is a 63 series single-row deep groove ball bearing with an 80 mm straight bore. It features double shielded (ZZ) metal shields, C3 internal clearance, and a machined brass cage. Constructed from high carbon chrome steel, it is designed for electric motors, pumps, and general industrial rotating machinery.
MODEL 63316ZZC3/EM
$663.75 Each
Prices are subject to change
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Returnable:No
Axial Static Load Rating
19446 lbf
Axial static load rating
19446 lbf
B (in)
2.6890
Ball Material
Through Hardened Steel
Ball material
Through hardened steel
Bore Type
Round
Bore type
Round
Cage Material
Pressed Steel
Cage material
Pressed steel
Cage Type
Pressed
Cage type
Pressed
Configuration
One
d (in)
3.1500
D (in)
6.6930
Dynamic Load Rating
30576 lbf
Dynamic load rating
30576 lbf
Enclosure
Metal Shield - Both Sides
Factor
13.2
Height
6.693
I.D.
80 mm
Length
6.693
Limiting Speed - Grease
4000 RPM
Limiting speed - grease
4000 RPM
Material
High carbon chrome steel
O.D.
170 mm
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Outside Ring Type
0
Precision
ISO class 0
r (in)
0.0827
r1
0.0197 in
Radial Dynamic Load Rating
30574 lbf
Radial Internal Clearance
C3
Radial internal clearance
C3
Seal material
None
Seal type
None
Static Load Rating
19447 lbf
Static load rating
19447 lbf
Type
Deep Groove Ball Bearing
Width
2.6875
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 | 4000 RPM |
| Seal Type | None |
| Seal Material | None |
| Precision | ISO Class 0 |
| Configuration | One |
| Factor | 13.2 |
| Radial Internal Clearance | C3 |
| Static Load Rating | 19400 lbf86500 N86.50 kN |
| Dynamic Load Rating | 27700 lbf123000 N123.00 kN |
| Enclosure | Double Shielded |
| Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
| d | 3.1496 in80.000 mm |
|---|---|
| D | 6.6929 in170.000 mm |
| B | 2.6875 in68.262 mm |
| r | 0.0827 in2.100 mm |
| r1 | 0.0197 in0.500 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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