# SealMaster USRB5526KE-407-C 739314 4-Bolt Pillow Block Spherical Roller Bearing 4-7/16" Bore Adapter Sleeve Mount - MROSupply.com

***SealMaster USRB5526KE-407-C 739314 4-bolt pillow block spherical roller bearing unit, 4-7/16" bore, adapter sleeve mount. USRB 5500A series with self-aligning spherical roller design and re-lubricatable construction for high-load industrial drives. Used in conveyor head shafts, vibrating screens, and bulk-material handling.***



## Product details:

- Catalog number: 739314
- SKU: 96697688
- Price: ***$7,212.22*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [SealMaster](https://www.mrosupply.com/brands/sealmaster/)
- Category: 
    - [2-Bolt Pillow Block Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/pillow-block-bearings/2-bolt-pillow-block-bearings/)
    - [Pillow Block Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/pillow-block-bearings/)
    - [Mounted Roller Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/mounted-roller-bearings/)
    - [Mounted Bearings](htts://www.mrosupply.com/bearings/mounted-bearings/)
    - [Bearings](htts://www.mrosupply.com/bearings/)
- Unit of measure: each
- Weight: 68.210 lb
- UPC: 662461418970
- Technicall support: contact supplier for technical support on 800-626-2120


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


## Product attributes;

  
- Ability to Relubricate: Yes
  

  
- Base Length (in): 18.38
  

  
- Base to Center Height (in): 6
  

  
- Base Width (in): 5.13
  

  
- Bearing Insert Finish: Black Oxide Coated
  

  
- Bearing Insert Material: 52100 Bearing Steel, Black Oxided
  

  
- Bolt Size (in): 7/8
  

  
- Bolt Spacing Max (in): 16
  

  
- Bolt Spacing Min (in): 14.5
  

  
- Bolt Spacing Width (in): 3.25
  

  
- Bore Diameter (in): 4.438
  

  
- Bore Shape: Straight
  

  
- Cage Material: Steel
  

  
- Centerline to Outermost Bearing Face (in): 3.62
  

  
- End Cap: No
  

  
- Expansion Capability (in): 0.28
  

  
- Fixed vs. Expansion: Expansion
  

  
- Foot Height (in): 2.38
  

  
- Grease Fitting Thread Size: 1/8 NPT
  

  
- Height: 7 in
  

  
- Housing: Pillow Block, Four Bolt
  

  
- Housing Color: Gray
  

  
- Housing Construction: Split
  

  
- Housing Material: Ductile Iron
  

  
- Housing Style: Pillow Block
  

  
- Insert: USRB5000K-407-C
  

  
- Length: 17.75 in
  

  
- Length Through Bore (in): 5.52
  

  
- Locking Collar Outside Diameter (in): 6.5
  

  
- Lubricant: Lithium Complex NLGI 2 Grease
  

  
- Lubrication Method: Lubrication Fitting
  

  
- Max Operating Temperature (C): 105
  

  
- Max Operating Temperature (F): 220
  

  
- Maximum Speed (RPM): 1100
  

  
- Measure Unit: Inch
  

  
- Misalignment Capability: ±2.0° Misalignment - Dynamic
  

  
- Misalignment Type: Dynamic
  

  
- Outer Ring Land Profile: Standard
  

  
- Overall Height (in): 11.56
  

  
- Overall Length (in): 18.38
  

  
- Overall Width (in): 6.18
  

  
- Platform: USRB
  

  
- Radial Clearance: Standard
  

  
- Radial Dynamic Load Capacity (lb): 111537
  

  
- Rolling element: Spherical Roller
  

  
- Seal: Multi-Lip Contact Seal
  

  
- Series: USRB5500
  

  
- Setscrew Torque (in-lbs): 300
  

  
- Shaft Locking Type: Adapter Mount
  

  
- Size Code: 12
  

  
- Static Load Rating (lb): 161283
  

  
- Vibration Frequency Fundamental Train: 0.007
  

  
- Vibration Frequency Inner Ring Defect: 0.181
  

  
- Vibration Frequency Outer Ring Defect: 0.136
  

  
- Vibration Frequency Roller Spin: 0.114
  

  
- Width: 12.75 in
  


## Product's reviews:
- Bearing - It was delivered on time
- Solutions - Fast service, and excellent competitive price.
- Owner - Your shipment was quick and you have a great price on
Sealmaster bearings. Your Gates and Browning Power Belts were higher than I expected. Great Service Great Price. We have to get right or get left in this market in this market.
- Response - Very knowledgeable sales rep. Excellent delivery time. Very important when supply chains are challenging.




## 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.