# NTN UCP-1.3/4 2-Bolt Cast Iron Pillow Block Bearing - 1-3/4 in Bore, Set Screw Lock - MROSupply.com

***NTN UCP-1.3/4 is a 2-bolt cast iron pillow block unit with a 1-3/4 in bore and set screw locking. The insert is a standard UC-type ball bearing with a cast iron housing. Designed for general industrial applications such as conveyors, fans, and blowers.***



## Product details:

- Catalog number: UCP-1.3/4
- SKU: 269641
- Price: ***$148.07*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [NTN Bearing](https://www.mrosupply.com/brands/ntn-bearing/)
- Category: 
    - [2-Bolt Pillow Block Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/pillow-block-bearings/2-bolt-pillow-block-bearings/)
    - [Pillow Block Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/pillow-block-bearings/)
    - [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: 5.534 lb


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


## Product attributes;

  
- A (in): 2.1250
  

  
- B (in): 1.9370
  

  
- Bearing Number: A-UC209-112D1
  

  
- Bearing number: A-UC209-112D1
  

  
- Bearing Type: Ball Bearing
  

  
- d (in): 1 3/4
  

  
- Dynamic Load Rating: 7300 lbf
  

  
- Dynamic load rating: 7300 lbf
  

  
- End Type: Open
  

  
- End type: Open
  

  
- F (in): 0.1929
  

  
- Finish/Coating: Black oxide
  

  
- H (in): 2-1/8
  

  
- H1: 0.7813 in
  

  
- H2: 4.1875 in
  

  
- Housing Construction: 1 Piece
  

  
- Housing construction: 1 Piece
  

  
- Housing Material: Cast Iron
  

  
- Housing material: Cast iron
  

  
- Housing Number: P209D1V50
  

  
- I.D.: 1.75 in
  

  
- J (in): 5-7/8
  

  
- L (in): 7.4688
  

  
- L1: 2.3750 in
  

  
- Locking Device: Set Screw
  

  
- Locking device: Set screw
  

  
- Lubrication: Relubricatable
  

  
- Max Rotational Speed: 3500 RPM
  

  
- Max Tightening Torque: 69 lb·in
  

  
- N (in): 0.5625
  

  
- N1: 1.125 in
  

  
- O.D.: 3.3465 in
  

  
- Operating Temperature Range: -40 to 250 °F
  

  
- Operating temperature range: -40 to 250 ºF
  

  
- Performance: Light Duty
  

  
- S: 0.7480 in
  

  
- Seal Material: Nitrile Rubber
  

  
- Seal material: Nitrile rubber
  

  
- Seal Type: Contact
  

  
- Seal type: Contact
  

  
- Static Load Rating: 4600 lbf
  

  
- Static load rating: 4600 lbf
  

  
- Type: Pillow Block Unit
  

  
- Width: 1.937 in
  
## Product documents / software:

- [Drawing](https://documents.mrosupply.com/product_documents/50/47/5047105/ock-Unit-with-Set-Screw--High-Base--UCP-Type_S_FcYvT9R.png)
- [2D Sectional View PDF](https://documents.mrosupply.com/product_documents/UC/UCP-1.3/4/bearingfinder_2d_pdf_fixed_UCP-1.32F4_3OVlXm5.pdf)
## Alternate products to `NTN UCP-1.3/4 2-Bolt Cast Iron Pillow Block Bearing - 1-3/4 in Bore, Set Screw Lock - MROSupply.com`:
- [SealMaster NP-31 (700196) is a 1-15/16" bore 2-bolt pillow block bearing from the Gold Line. Features a cast iron housing, 52100 bearing steel insert with black oxide coating, set screw lock, and felt-labyrinth seal. Pre-lubricated for general industrial duty.](https://www.mrosupply.com/products/421913/as-markdown/)
- [SealMaster NP-27 is a 1-11/16" bore 2-bolt pillow block bearing from the Gold Line. It features a cast iron housing, 52100 bearing steel insert with black oxide coating, set screw lock, and felt-labyrinth seal. Pre-lubricated for general industrial applications.](https://www.mrosupply.com/products/421895/as-markdown/)
- [Browning VPE-232 767887 2-bolt pillow block expansion mounted ball bearing with a 2-inch bore and eccentric locking collar. The cast iron expansion housing accommodates thermal shaft expansion. It features a 52100 bearing steel insert, black oxide coated inner ring, and a single-lip contact seal with flinger for contaminant exclusion. Suitable for conveyor head shafts, fan supports, and general industrial machinery.](https://www.mrosupply.com/products/2272127/as-markdown/)
- [Dodge 123817 P2B-SC-112 two-bolt pillow block ball bearing with 1-3/4" bore, 65-degree set screw locking, standard duty rating, and non-expansion fixed design. Cast iron housing with powder coated finish, DualGuard seals with flingers, and relubrication capability. For general purpose applications requiring precise shaft positioning.](https://www.mrosupply.com/products/123514/as-markdown/)
- [Browning VPS-231 767881 2-bolt pillow block mounted ball bearing with a 1-15/16-inch bore and set screw locking. Cast iron housing with 52100 bearing steel inner ring, black oxide coating, and single lip contact seal with flinger. Suitable for conveyor head shafts, fan supports, and general industrial machinery.](https://www.mrosupply.com/products/2272229/as-markdown/)
- [Dodge 123912 P2B-SCAH-115 two-bolt pillow block bearing with 1-15/16" bore, 65-degree setscrew locking, cast iron housing, standard duty ball bearing insert, 210 series ring, non-expansion design for air handling applications. Single-lip seal with flingers, powder coated finish, maximum 4500 rpm, relubrication enabled.](https://www.mrosupply.com/products/131705/as-markdown/)
- [Dodge 123911 P2B-SCAH-112 two-bolt pillow block bearing with 1-3/4" bore, 65° set screw locking, standard duty ball insert, and single-lip seal with flingers. Non-expansion cast iron housing with powder coated finish for air handling applications. Maximum speed 5000 rpm, relubrication enabled.](https://www.mrosupply.com/products/123394/as-markdown/)
- [Browning VPS-227 767419 2-bolt pillow block mounted ball bearing with a 1-11/16-inch bore and set screw locking. Cast iron housing supports a relubricable single-row deep-groove ball bearing insert with black oxide coated inner ring, contact seal, and flinger. Suitable for conveyor head shafts, fan supports, and general industrial machinery.](https://www.mrosupply.com/products/2272225/as-markdown/)






## 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.