# Rex KBR5115 Round Flange Cartridge Bracket 1-15/16" Bore Heavy Duty Spherical Roller Bearing - MROSupply.com

***Rex KBR5115 5000 series heavy duty round flange cartridge bracket for mounted spherical roller bearings. 1-15/16 in (49.21 mm) bore, cast iron housing, double setscrew locking collar, single lip light contact seal.***



## Product details:

- Catalog number: 10425765
- SKU: 502779
- Price: ***$2,057.46*** Each
- Quantity: This product has a minimum order quantity of 10.
This is the minimum order quantity available when purchasing this product.
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Rexnord](https://www.mrosupply.com/brands/rexnord/)
- Category: 
    - [2-Bolt Flange](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/flanged-mounted-bearings/2-bolt-flange/)
    - [Flanged Mounted Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-ball-bearings/flanged-mounted-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: 9.600 lb
- UPC: 698210705336
- Technicall support: contact supplier for technical support on 800-626-2120


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


## Product attributes;

  
- Available end cap: DTC6
  

  
- Available End Cap: DTC6
  

  
- Available Seal Type: K Light Contact Lip Seal; M Spring Loaded Heavy Contact Lip Seal (Buna and Viton); Z Clearance Seal; G Triple Lip
  

  
- Bearing Brand: REX ROLLER BEARING
  

  
- Bearing housing: FLG CART 4 BLT RND RB
  

  
- Bearing housing material: Cast iron
  

  
- Bearing Type: Spherical roller brg
  

  
- Bolt circle radius (in): 2 11/16 in
  

  
- Bolt Circle Radius (in): 2 11/16 in
  

  
- Bolt hole circle diameter (in): 5 3/8 in
  

  
- Bolt Hole Circle Diameter (in): 5 3/8 in
  

  
- Bolt Size (in): 1.9375 in
  

  
- Bore Size (in): 1.9375 in
  

  
- C dynamic load rating: 28890 lb
  

  
- Cage Material: Engineered Polymer
  

  
- Clearance: C3 STANDARD
  

  
- Co static load rating: 33200 lb
  

  
- Distance between bolt holes (in): 3 51/64 in
  

  
- Distance Between Bolt Holes (in): 3 51/64 in
  

  
- Fixed expansion: Fixed
  

  
- Fixed vs. Expansion: Fixed
  

  
- Grease fitting size: 1/8 NPT
  

  
- Grease Fitting Thread Size: 1/8 NPT
  

  
- Height: 7.25
  

  
- Housing coating: Powder coated
  

  
- Housing Coating: POWDER COATED
  

  
- Housing Construction: Solid
  

  
- Housing Material: Cast Iron
  

  
- Housing Style: Flange Block
  

  
- Housing Type: Flange, Cartridge
  

  
- Insert: 5115U
  

  
- Length: 7.25
  

  
- Locking device kit: SC6 QTY 2
  

  
- Locking Device Kit: SC6 QTY 2
  

  
- Locking Type: Double Set Collar
  

  
- Lubrication type: EXXON RONEX MP STD
  

  
- Lubrication Type: EXXON RONEX MP STD
  

  
- Max Speed: 2800 rpm
  

  
- Maximum Speed (RPM): 2800 rpm
  

  
- Mounted clearance: C3 standard
  

  
- Mounting bolt size (in): 7/16 in
  

  
- Mounting Bolt Size (in): 7/16 in
  

  
- Net Weight: 9.60
  

  
- Primary seal: BUNA SGL lip light contact
  

  
- Primary Seal: BUNA SGL LIP LIGHT CONTACT
  

  
- Radial Dynamic Load Capacity (lb): 28890 lb
  

  
- Radial Static Load Capacity (lb): 33200 lb
  

  
- Retainer Material: Engineered Polymer
  

  
- Retainer type: Engineered polymer
  

  
- Series: Flanged Cartridge Blocks
  

  
- Service instructions: BR3-001 REX 2, 3, 5, 6, 9000
  

  
- Shaft diameter (in): 1 15/16 in
  

  
- Shaft locking: Double set collar
  

  
- Size code: 6
  

  
- Size Code: 6
  

  
- Threaded cover kit: TC6
  

  
- Unit of dimension: in
  

  
- Unit of Dimension: IN
  

  
- Vibration frequency fundamental train: 0.0072 cps
  

  
- Vibration Frequency Fundamental Train: 0.0072 cps
  

  
- Vibration frequency inner ring defect: 0.1617 cps
  

  
- Vibration Frequency Inner Ring Defect: 0.1617 cps
  

  
- Vibration frequency outer ring defect: 0.1217 cps
  

  
- Vibration Frequency Outer Ring Defect: 0.1217 cps
  

  
- Vibration frequency roller spin: 0.0559 cps
  

  
- Vibration Frequency Roller Spin: 0.0559 cps
  

  
- Volume: 0.796
  

  
- Volume unit: GLL
  

  
- Volume Unit: GLL
  

  
- Weight unit: LB
  

  
- Width: 3.50
  
## Product documents / software:

- [Rex 2000, 3000, 5000, 9000 Series Roller Bearings](https://documents.mrosupply.com/product_documents/BM/BMT52111/000-Series-Roller-Bearings_Installation-Manual_PK8BJAF.pdf)

## Product's reviews:
- Hydro coupler - Part went on beautifully! I'm very happy with purchase thank u
- Good - Good
- Mechanic - Great service and fast shipping and great quality of product.
- 1st timer - 1st purchase with MRO good product selection at best price. Will check in for my next purchase.




## 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.