# SealMaster MP-40 2-Bolt Pillow Block Bearing 2-1/2" Bore Set Screw Lock Gold Line - MROSupply.com

***SealMaster MP-40 2-bolt pillow block bearing, 2-1/2" bore, Gold Line. Cast iron housing with 52100 bearing steel insert, black oxide coated, set screw lock, and felt labyrinth seal. Pre-lubricated for general industrial applications.***



## Product details:

- Catalog number: MP-40
- SKU: 2259842
- Price: ***$567.01*** 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-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: 21.000 lb
- UPC: 662461013892
- 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): 11.25
  

  
- Base to Center Height (in): 3
  

  
- Base Width (in): 3.25
  

  
- Bearing Insert Finish: Black Oxide
  

  
- Bearing Insert Material: 52100 Bearing Steel
  

  
- Bearing Type: Medium Duty
  

  
- Bolt Size (in): 3/4
  

  
- Bolt Spacing Max (in): 8.88
  

  
- Bolt Spacing Min (in): 7.13
  

  
- Bore Diameter (in): 2.5
  

  
- Bore Shape: Straight
  

  
- Cage Material: Brass
  

  
- Cage Type: Land Riding Retainer
  

  
- Centerline to Outermost Bearing Face (in): 1.688
  

  
- Dynamic Load Rating (lb): 13971
  

  
- End Cap: No
  

  
- Fixed vs. Expansion: Fixed
  

  
- Foot Height (in): 1.06
  

  
- Grease Fitting Thread Size: 1/8 NPT
  

  
- Height: 3.56
  

  
- Housing: Pillow Block, Two Bolt
  

  
- Housing Base: Solid
  

  
- Housing Coating: Powder Coated
  

  
- Housing Color: Black
  

  
- Housing Construction: One Piece
  

  
- Housing Material: Cast Iron
  

  
- Housing Style: Pillow Block
  

  
- Inner Race Heat Treat Method: Zone-Hardened
  

  
- Inner Ring OD (in): 3.438
  

  
- Insert: 3-28
  

  
- Length: 7.13
  

  
- Length Through Bore (in): 2.748
  

  
- Lubricant: Lithium Complex NLGI 2 Grease
  

  
- Max Operating Temperature (F): 220
  

  
- Maximum Speed (RPM): 2500
  

  
- Misalignment Capability: ±2.0° Misalignment - Static Only
  

  
- Misalignment Type: Static Only
  

  
- Outer Ring Land Profile: Standard
  

  
- Overall Height (in): 6.25
  

  
- Overall Length (in): 11.25
  

  
- Overall Width (in): 3.25
  

  
- Radial Clearance: Standard
  

  
- Rolling element: Ball Bearing
  

  
- Seal: Felt Labyrinth Seal
  

  
- Setscrew Torque (in-lbs): 350-450
  

  
- Shaft Locking Type: Set Screw
  

  
- Size Code: 2-211
  

  
- Static Load Rating (lb): 10063
  

  
- Vibration Frequency Fundamental Train: 0.007
  

  
- Vibration Frequency Inner Ring Defect: 0.098
  

  
- Vibration Frequency Outer Ring Defect: 0.068
  

  
- Vibration Frequency Roller Spin: 0.045
  

  
- Width: 12.38
  
## Product documents / software:

- [Catalog Page](https://documents.mrosupply.com/product_documents/MP/MP-32/MCC12004E_G39.pdf)
- [Drawing](https://documents.mrosupply.com/product_documents/MP/MP-32/MP.GIF)
- [3D Drawing IGES](https://documents.mrosupply.com/product_documents/MP/MP-40%20DRT/regalpts_beloit_EMERSON-MP-40-DEFAULT_GG4OS69.IGS)
## Alternate products to `SealMaster MP-40 2-Bolt Pillow Block Bearing 2-1/2" Bore Set Screw Lock Gold Line - MROSupply.com`:
- [Dodge 126818 P2B-SCM-207 two-bolt pillow block bearing with 2-7/16" bore, 65° set screw locking, medium duty cast iron housing, 214 series ball bearing insert, DualGuard seals with flingers, non-expansion fixed mount, 3000 rpm maximum speed, relubrication capable, powder coated finish, 7-1/2"–8-1/2" bolt centerline range, 3" shaft centerline height.](https://www.mrosupply.com/products/133896/as-markdown/)
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- [SealMaster MP-39 2-7/16" bore 2-bolt pillow block bearing unit from the Gold Line. Cast iron housing with 52100 bearing steel insert, black oxide coating, set screw lock, and felt labyrinth seal. Pre-lubricated for general industrial applications.](https://www.mrosupply.com/products/421803/as-markdown/)
- [SealMaster MP-47 2-bolt pillow block bearing unit, 2-15/16" bore, Gold Line. Cast iron housing with 52100 bearing steel insert, black oxide coated, set screw locking, and felt labyrinth seal. Pre-lubricated for general industrial applications.](https://www.mrosupply.com/products/421810/as-markdown/)
- [Dodge 126815 P2B-SCM-200 medium duty two-bolt pillow block bearing with 2" bore, 65-degree set screw locking, cast iron housing, 211 series ball bearing insert, DualGuard seals with flingers. Non-expansion design for fixed shaft positioning. General purpose application with 4000 rpm maximum speed and relubrication capability.](https://www.mrosupply.com/products/131801/as-markdown/)
- [Dodge 126810 P2B-SCM-107 two-bolt pillow block ball bearing, 1-7/16" bore, set screw locking, medium duty, cast iron housing, DualGuard seal with flingers, non-expansion, 5000 rpm max, 5-3/16" to 5-7/8" bolt center range, 2-1/8" shaft centerline height.](https://www.mrosupply.com/products/123722/as-markdown/)
- [Dodge 126817 P2B-SCM-204 two-bolt pillow block bearing with 2-1/4" bore, 65° set screw locking, medium duty rating, 212 series ball bearing insert, cast iron housing, DualGuard seals with flingers, non-expansion design. Powder coated finish, relubricatable, 3500 rpm maximum speed, 2-3/4" shaft centerline height, 6-7/8" to 7-15/16" bolt centerline range. For general purpose industrial applications.](https://www.mrosupply.com/products/131803/as-markdown/)
- [Dodge 126847 P2B-SCMAH-200 two-bolt pillow block bearing with 2" bore, medium duty set screw locking for air handling applications. Cast iron housing, 211 series ball bearing insert, single-lip seal with flingers, non-expansion design. Powder coated finish, relubricatable, maximum 4000 rpm.](https://www.mrosupply.com/products/123626/as-markdown/)

## Product's reviews:
- Response - Very knowledgeable sales rep. Excellent delivery time. Very important when supply chains are challenging.
- Drum bearing - Very easy to order, arrived very quickly, We will be ordering more items from here in the future.
- Excelent - excelent
- Solutions - Fast service, and excellent competitive price.




## 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.