# NTN ASS201-008NR Bearing Insert - 1/2 in Bore, Set Screw Lock, Narrow Inner Ring, Cylindrical OD, Snap Ring, Double Sealed - MROSupply.com

***NTN ASS201-008NR bearing insert with 1/2 in bore, set screw locking, narrow inner ring, and cylindrical outer diameter. Through hardened steel construction with double sealed enclosure and snap ring for axial retention. Suitable for conveyor and light-duty industrial applications.***



## Product details:

- Catalog number: ASS201-008NR
- SKU: 276686
- Price: ***$25.68*** Each
- Quantity: This vendor has a minimum order quantity of
3.Order minimum ($) may be applied.
Add desired QTY to cart and proceed to checkout to view minimum'

- Brand Minimum Order Quantity - 3
(This is the minimum order quantity if ordering this unit alone
from the vendor. Adding other products from the same vendor will reduce
the overall requirement. If adding multiple products from same vendor,
please add all products to cart to see total minimum.)
- 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: 0.220 lb


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


## Product attributes;

  
- a (in): 0.0780
  

  
- Axial Static Load Rating: 1034 lbf
  

  
- Axial static load rating: 1034 lbf
  

  
- B (in): 0.8661
  

  
- Ball Material: Through Hardened Steel
  

  
- Ball material: Through hardened steel
  

  
- Bearing Type: Ball Bearing
  

  
- Bore Type: Cylindrical
  

  
- Bore type: Cylindrical
  

  
- C (in): 0.4724
  

  
- D (in): 1.5750
  

  
- d (in): 0.5000
  

  
- D1: 1.5000 in
  

  
- D2: 1.7559 in
  

  
- d4: 0.9567 in
  

  
- DS: 10-32 UNF
  

  
- Dynamic Load Rating: 2158 lbf
  

  
- Dynamic load rating: 2158 lbf
  

  
- Enclosure: Full Contact Seal - Both Sides
  

  
- f (in): 0.0441
  

  
- G (in): 0.1654
  

  
- Housing Width: 0 in
  

  
- Housing width: 0 in
  

  
- I.D.: 0.5 in
  

  
- Limiting Speed - Grease: 10600 RPM
  

  
- Limiting speed - grease: 10600 RPM
  

  
- Locking Device: 2 -120° Set Screw
  

  
- Locking device: 2 -120° set screw
  

  
- Lubrication: Non-relubricatable
  

  
- Material: Through hardened steel
  

  
- Number of Holes: 0
  

  
- Number of holes: 0
  

  
- O.D.: 1.5748 in
  

  
- Operating Temperature Range: -40 to 250 °F
  

  
- Operating temperature range: -40 to 250 ºF
  

  
- Outside Ring Type: Cylindrical OD
  

  
- Performance: Standard Duty
  

  
- Precision Rating: ISO Class 0
  

  
- Precision rating: ISO class 0
  

  
- r (in): 0.0236
  

  
- r1: 0.0236 in
  

  
- Radial Dynamic Load Rating: 2158 lbf
  

  
- Radial Internal Clearance: CN
  

  
- Radial internal clearance: CN
  

  
- S: 0.2362 in
  

  
- S1: 0.6299 in
  

  
- Seal Material: Nitrile Rubber
  

  
- Seal material: Nitrile rubber
  

  
- Seal Type: Contact
  

  
- Seal type: Contact
  

  
- Static Load Rating: 1034 lbf
  

  
- Static load rating: 1034 lbf
  

  
- Total Length: 0.0000 in
  

  
- Total length: 0.0000 in
  

  
- Type: Insert Bearing
  

  
- Width: 0.8661 in
  
## Product documents / software:

- [Drawing](https://documents.mrosupply.com/product_documents/82/54/825402/1101_S_UiLwJwQ.png)
- [2D Sectional View PDF](https://documents.mrosupply.com/product_documents/AS/ASS201-008NR/bearingfinder_2d_pdf_fixed_ASS201-008NR_ZAFQZr9.pdf)






## 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.