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The NTN 6907C3 is a single-row deep groove ball bearing with a 35 mm straight bore. It features an open enclosure, a steel cage, and C3 clearance for applications requiring thermal expansion accommodation. Constructed from high carbon chrome steel, this bearing is suitable for electric motors, pumps, and general rotating machinery.
MODEL 6907C3
$116.11 Each
Prices are subject to change
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Returnable:No
B (in)
0.3937
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)
2.1654
d (in)
1.3780
Da max
2.0079 in
da max
1.5748 in
da min
1.5354 in
Dynamic Load Rating
2380 lbf
Dynamic load rating
2380 lbf
Enclosure
Open
Factor
15.8
I.D.
35 mm
Limiting Speed - Grease
12000 RPM
Limiting speed - grease
12000 RPM
Limiting Speed - Oil
15000 RPM
Limiting speed - oil
15000 RPM
Material
High carbon chrome steel
O.D.
55 mm
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Precision
Class 0
r (in)
0.0236
r1
0.0197 in
Radial Internal Clearance
C3
Radial internal clearance
C3
ras max
0.0236 in
Seal material
None
Seal type
None
Static Load Rating
1530 lbf
Static load rating
1530 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 - Oil |
15000 RPM |
Limiting Speed - Grease |
12000 RPM |
Seal Type |
None |
Seal Material |
None |
Precision |
Class 0 |
Configuration |
One |
Factor |
15.8 |
Radial Internal Clearance |
C3 |
Static Load Rating |
1540 lbf6850 N6.85 kN |
Dynamic Load Rating |
2150 lbf9550 N9.55 kN |
Enclosure |
Open |
Weight |
0.168 lb0.076 kg |
Operating Temperature Range |
-40 to 250 F-40 to 120 C |
Dimensional Specifications
|
|
|
d |
1.3780 in35.000 mm |
D |
2.1654 in55.000 mm |
B |
0.3937 in10.000 mm |
r |
0.0236 in0.600 mm |
r1 |
0.0197 in0.500 mm |
da min |
1.5354 in39.000 mm |
da max |
1.5748 in40.000 mm |
Da max |
2.0079 in51.000 mm |
ras max |
0.0236 in0.600 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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