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NTN HPS103TP2 heavy duty disc bearing with hex bore and spherical outer diameter. Double sealed enclosure and steel cage. Through hardened steel construction for durability in agricultural disc harrow applications.
MODEL HPS103TP2
$118.69 Each
Prices are subject to change
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Returnable:No
B (0/-0.0047)
1.4843 in
Ball Material
Steel
Ball material
Steel
Bore Type
Hex
Bore type
Hex
C (0/-0.0047)
0.6693 in
Cage Material
Steel
Cage material
Steel
Cage Type
Pressed
Cage type
Pressed
Clearance
CN
Configuration
One
D (in)
2.8346
d (in)
1.2795
Enclosure
Double Sealed
H (0.0050/0)
1.2512 in
I.D.
31.78 mm
Lubrication
Non-relubricatable
Material
Through hardened steel
O.D.
72 mm
Operating Temperature Range
-40 to 250 °F
Operating temperature range
-40 to 250 ºF
Outside Ring Type
Spherical
Precision Rating
ISO Class 0
Precision rating
ISO class 0
R (in)
0.0098
Seal Material
Nitrile Rubber
Seal material
Nitrile rubber
Seal Type
Contact
Seal type
Contact
Shaft size
1.250 in
Type
Heavy Duty Disc Bearing
Technical Specifications
Type | Heavy Duty Disc Bearing |
|---|---|
Bore Type | Hex |
Outside Ring Type | Spherical |
Material | Through Hardened Steel |
Cage Type | Pressed |
Cage Material | Steel |
Ball Material | Steel |
Seal Type | Contact |
Seal Material | Nitrile Rubber |
Precision Rating | ISO Class 0 |
Configuration | One |
Lubrication | Non-Relubricatable |
Clearance | CN |
Enclosure | Double Sealed |
Weight | 0.888 lb0.403 kg |
Operating Temperature Range | -40 to 250 F-40 to 120 C |
Dimensional Specifications
| |
H (0.0050/0) | 1.2512 in31.780 mm |
|---|---|
D | 2.8346 in72.000 mm |
C (0/-0.0047) | 0.6693 in17.000 mm |
B (0/-0.0047) | 1.4843 in37.700 mm |
d | 1.2795 in32.500 mm |
R | 0.0098 in0.250 mm |
Shaft Size | 1.250 in31.750 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.
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