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NTN FD209RJ is a flange mounted disc harrow bearing with a 1-3/8 in bore. Features a set screw locking mechanism and cast iron housing. Designed for agricultural disc harrow applications requiring reliable performance in demanding field conditions.
MODEL FD209RJ
$114.43 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable:No
A (in)
1.6870
B (in)
3.8650
Bearing Type
Ball Bearing
C (in)
5.0000
d (in)
1.7500
D (in)
0.5310
Dynamic Load Rating
7385 lbf
Dynamic load rating
7385 lbf
E (in)
5.0000
End Type
Open
End type
Open
F (in)
2.2640
G (in)
2.3400
H (in)
1.6340
Housing Construction
2 Piece
Housing construction
2 piece
J (in)
0.2700
Lubrication
Relubricatable
Performance
Heavy duty
Plating
Silver
Seal Material
Nitrile Rubber
Seal material
Nitrile rubber
Seal Type
Triple
Seal type
Triple
Static Load Rating
4586 lbf
Static load rating
4586 lbf
Type
4-Bolt Square Flanged Unit
Specifications
| Mounted Unit Data Sheet | ||
|---|---|---|
| NTN Part Number | FD209RJ | |
| Bearing Insert # | ||
| Housing # | ||
| Weight | N/A (lbs) / N/A (kg) | |
| Dimensions | Features/Options | ||||
|---|---|---|---|---|---|
| Dimension | Imperial | Metric | Option | Code | Description |
| Shaft Size (A) Housing Width (B) Inner Ring (C) Square (D) Bolt circle Dia (E) Bolt Hole Dia (F) Bolt Hole (G) Bolt Hole (L) | 1.7500 (in) 1.6400 (in) 1.6870 (in) 5.0000 (in) 5.0000 (in) 0.5310 (in) | 44.450 (mm) 41.656 (mm) 42.850 (mm) 127.000 (mm) 127.000 (mm) 13.487 (mm) | Type | ROUND | |
| Basic Load Ratings | Limiting Speeds | ||||
|---|---|---|---|---|---|
| Static Dynamic | 0 (N) 0 (N) | 0 (N) 0 (N) | Oil Seals Grease | N/A N/A N/A | |
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.