# NTN AEL209-112 Bearing Insert with Eccentric Locking Collar - 1-3/4 Inch Bore, Narrow Inner Ring, Spherical OD - MROSupply.com

***NTN AEL209-112 bearing insert with eccentric locking collar, narrow inner ring, and spherical outer diameter. Bore size 1-3/4 inch (44.45 mm). Designed for use in mounted bearing housings where eccentric collar locking is required. Suitable for light to medium-duty industrial applications.***



## Product details:

- Catalog number: AEL209-112
- SKU: 277129
- Price: ***$76.24*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [NTN Bearing](https://www.mrosupply.com/brands/ntn-bearing/)
- Category: 
    - [Inserts & Cartridges](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/inserts-cartridges/)
    - [Mounted Ball Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/)
    - [Mounted Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/)
    - [Bearings](htts://www.mrosupply.com/bearings/)
- Unit of measure: each
- Weight: 1.625 lb


## Product images:
- https://static.mrosupply.com/images/noimage.webp


## Product attributes;

  
- Axial Static Load Rating: 4586 lbf
  

  
- Axial static load rating: 4586 lbf
  

  
- B (in): 1.7200
  

  
- B1: 1.7205 in
  

  
- B5: 0.7205 in
  

  
- Ball Material: Through Hardened Steel
  

  
- Ball material: Through hardened steel
  

  
- Basic Outer Ring: 209
  

  
- Bearing Type: Ball Bearing
  

  
- Bore Type: Cylindrical
  

  
- Bore type: Cylindrical
  

  
- C (in): 1.7200
  

  
- Collar Number: C-112#BCA
  

  
- Configuration: One
  

  
- d (in): 1 3/4
  

  
- D (in): 3.3460
  

  
- d3: 2.5000 in
  

  
- DS: 3/8-24 UNF
  

  
- Dynamic Load Rating: 7307 lbf
  

  
- Dynamic load rating: 7307 lbf
  

  
- Enclosure: Full Contact Seal - Both Sides
  

  
- G (in): 0.2677
  

  
- Height: 3.347
  

  
- Housing Width: 0 in
  

  
- Housing width: 0 in
  

  
- I.D.: 1.75 in
  

  
- Length: 3.347
  

  
- Limiting Speed - Grease: 3450 RPM
  

  
- Limiting speed - grease: 3450 RPM
  

  
- Locking Device: Eccentric Locking Collar
  

  
- Locking device: Eccentric locking collar
  

  
- Locking Device Part Number: EL209-112
  

  
- Lubrication: Non-relubricatable
  

  
- Material: Through hardened steel
  

  
- Number of Holes: 0
  

  
- Number of holes: 0
  

  
- O.D.: 3.3465 in
  

  
- Operating Temperature Range: -40 to 250 °F
  

  
- Operating temperature range: -40 to 250 ºF
  

  
- Outside Ring Type: Spherical OD
  

  
- Performance: Standard Duty
  

  
- r (in): 0.0591
  

  
- Radial Dynamic Load Rating: 7306 lbf
  

  
- Radial Internal Clearance: CN
  

  
- Radial internal clearance: CN
  

  
- S: 0.4331 in
  

  
- S1: 1.2874 in
  

  
- Seal Material: Nitrile Rubber
  

  
- Seal material: Nitrile rubber
  

  
- Seal Type: Contact
  

  
- Seal type: Contact
  

  
- Static Load Rating: 4586 lbf
  

  
- Static load rating: 4586 lbf
  

  
- Total Length: 0.0000 in
  

  
- Total length: 0.0000 in
  

  
- Type: Insert Bearing
  
## Product documents / software:

- [Drawing](https://documents.mrosupply.com/product_documents/82/71/827169/1105_S_bsuWYLN.png)
- [Drawing](https://documents.mrosupply.com/product_documents/AE/AEL207-104/1105_S_2jZLpHj.png)






## FAQ:

- 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.