# NTN NU230G1C3 Cylindrical Roller Bearing - 150 mm Bore, Straight Bore, Open, C3 Clearance, Machined Brass Cage - MROSupply.com

***NTN NU230G1C3 is a single-row cylindrical roller bearing with a 150 mm straight bore. The NU type design has no flanges on the outer ring, making it separable and able to accommodate axial expansion. It features a high strength machined brass cage and C3 clearance. This open bearing is constructed from hardened alloy steel for durability in industrial gearboxes and electric motors.***



## Product details:

- Catalog number: NU230G1C3
- SKU: 271687
- Price: ***$1,864.74*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [NTN Bearing](https://www.mrosupply.com/brands/ntn-bearing/)
- Category: 
    - [Straight / Round Bore Cylindrical Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/cylindrical-roller-bearings/straight-round-bore-cylindrical-roller-bearings/)
    - [Cylindrical Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/cylindrical-roller-bearings/)
    - [Roller Bearings](htts://www.mrosupply.com/bearings/roller-bearings/)
    - [Bearings](htts://www.mrosupply.com/bearings/)
- Unit of measure: each
- Weight: 24.030 lb
- UPC: 4547359143010


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


## Product attributes;

  
- B (in): 1.7717
  

  
- Bore Type: Round
  

  
- Bore type: Round
  

  
- Cage Material: High Strength Machined Brass Rivetless w/ square holes
  

  
- Cage material: High strength machined brass rivetless w/ square holes
  

  
- Configuration: One
  

  
- D (in): 10.6299
  

  
- d (in): 5.9055
  

  
- Da max: 10.1181 in
  

  
- da min: 6.4173 in
  

  
- Db max: 10.1181 in
  

  
- db min: 6.4173 in
  

  
- Dynamic Load Rating: 77500 lbf
  

  
- Dynamic load rating: 77500 lbf
  

  
- Enclosure: Open
  

  
- Fw: 7.1654 in
  

  
- I.D.: 150 mm
  

  
- Limiting Speed - Grease: 2500 RPM
  

  
- Limiting speed - grease: 2500 RPM
  

  
- Limiting Speed - Oil: 2900 RPM
  

  
- Limiting speed - oil: 2900 RPM
  

  
- Material: Hardened alloy steel
  

  
- O.D.: 270 mm
  

  
- Oil Hole: w/o Oil Hole
  

  
- Oil hole: w/o Oil Hole
  

  
- Operating Temperature Range: -40 to 250 °F
  

  
- Operating temperature range: -40 to 250 ºF
  

  
- r (in): 0.1181
  

  
- r1as max: 0.0984 in
  

  
- Radial Internal Clearance: C3
  

  
- Radial internal clearance: C3
  

  
- Static Load Rating: 98000 lbf
  

  
- Static load rating: 98000 lbf
  

  
- Tolerance: ISO class 0 (RBEC 1)
  

  
- Type: Cylindrical Roller Bearing
  
## Product documents / software:

- [Drawing](https://documents.mrosupply.com/product_documents/50/48/5048704/1650_S_oH12ALD.png)
- [2D Sectional View PDF](https://documents.mrosupply.com/product_documents/NU/NU230G1C3/bearingfinder_2d_pdf_fixed_NU230G1C3_P9ZLomu.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.