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NTN DC210TTR4 heavy duty disc bearing with square bore and cylindrical outer diameter. Double sealed with through hardened steel construction and steel cage. Designed for agricultural disc harrow applications requiring high load capacity and contamination resistance.
MODEL DC210TTR4
$172.52 Each
Prices are subject to change
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Returnable:No
Axial Static Load Rating
5216 lbf
Axial static load rating
5216 lbf
B (in)
1.1890
Ball Material
Steel, Ball Material:Through Hardened Steel
Ball material
Through hardened steel
Bore Type
Square
Bore type
Square
C (in)
1.1890
Cage Material
Pressed Steel
Cage material
Pressed steel
Cage Type
Pressed
Cage type
Pressed
Configuration
One
D (in)
3.5430
d (in)
1.2362
Dynamic Load Rating
7869 lbf
Dynamic load rating
7869 lbf
Enclosure
Multi-lip Seal - Both Sides
F (in)
0.2638
H (in)
1.1800
Height
3.543
Housing Width
0 in
Housing width
0 in
I.D.
29.972 mm
Length
3.543
Lubrication
Relubricated
Material
Through hardened steel
Number of Holes
0
Number of holes
0
O.D.
90 mm
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Outside Ring Type
Cylindrical OD
Precision
ISO class 0
r (in)
0.0591
Radial Dynamic Load Rating
7868 lbf
Radial Internal Clearance
CN
Radial internal clearance
CN
s
0.0866 in
Seal Material
Nitrile Rubber
Seal material
Nitrile rubber
Seal Type
Contact
Seal type
Contact
Shaft size
1.125 in
Static Load Rating
5216 lbf
Static load rating
5216 lbf
Total Length
0.0000 in
Total length
0.0000 in
Type
Heavy Duty Disc Bearing
Technical Specifications
Type | Heavy Duty Disc Bearing |
Bore Type | Square |
Outside Ring Type | Cylindrical |
Material | Through Hardened Steel |
Cage Type | Pressed |
Cage Material | Steel |
Ball Material | Steel |
Seal Type | Contact |
Seal Material | Nitrile Rubber |
Precision | Class 0 |
Configuration | One |
Lubrication | Relubricated |
Radial Internal Clearance | CN |
Static Load Rating | 5200 lbf23200 N23.20 kN |
Dynamic Load Rating | 7850 lbf35000 N35.00 kN |
Enclosure | Double Sealed |
Weight | 2.055 lb0.932 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
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.
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