# Morse PB-5A CLUTCH .625B RH 172780 PB Series Cam Clutch 0.625" Bore Right-Hand Configuration - MROSupply.com

***Morse PB-5A CLUTCH .625B RH (alt. 172780) PB Series cam clutch with a 0.625-inch bore and right-hand configuration. It delivers 110 ft-lbs of rated torque capacity, with a 2-inch overall diameter and 2.75-inch overall width. This one-way clutch provides reliable backstopping, indexing, or freewheeling in industrial power transmission applications.***



## Product details:

- Catalog number: 172780
- SKU: 417210
- Price: ***$1,284.47*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Morse](https://www.mrosupply.com/brands/morse/)
- Category: 
    - [Cam Clutches](htts://www.mrosupply.com/clutches-and-brakes/mechanical-clutches/cam-clutches/)
    - [Mechanical Clutches](htts://www.mrosupply.com/clutches-and-brakes/mechanical-clutches/)
    - [Clutches and Brakes](htts://www.mrosupply.com/clutches-and-brakes/)
- Unit of measure: each
- Weight: 1.290 lb
- UPC: 662288408055
- Returns: Yes
- Technicall support: contact supplier for technical support on 800-626-2120


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


## Product attributes;

  
- Additional Bearing Support Requirement: No
  

  
- Backstopping Clutch: Yes
  

  
- Bore Size (in): 0.625
  

  
- Configuration: RH
  

  
- Groove Diameter: 1.206/1.198
  

  
- Groove Width: .048/.068
  

  
- Height: 3.3
  

  
- Hub Diameter (in): 1
  

  
- Indexing Clutch: Yes
  

  
- Key for Bore Size: 3/16 x 3/32
  

  
- Keyway: 3/16 x 3/32
  

  
- Keyway Length (in): 0.688
  

  
- Length: 3.4
  

  
- Length to Groove: .900/.905
  

  
- Length to Snap Ring Groove (in): 1.563
  

  
- Lubrication Type: Automatic Transmission Fluid - Must Be Added Before Use
  

  
- Major Diameter Width (in): 1.25
  

  
- Model: PB-5A
  

  
- Mounting Diameter (in): 1.250/1.249
  

  
- Mounting Length (in): 1
  

  
- Overall Diameter (in): 2
  

  
- Overall Width (in): 2.75
  

  
- Overrunning Clutch: Yes
  

  
- Product Type: PB Series
  

  
- Rated Torque Capacity (ft.-lbs.): 110
  

  
- RPM Max. - Inner Race: 1800
  

  
- RPM Max. - Outer Race: 900
  

  
- Snap Ring (Not Furnished): RS125
  

  
- Type: CAM Clutches
  

  
- Width: 3.8
  
## Product documents / software:

- [Instruction Sheet](https://documents.mrosupply.com/product_documents/PB/PB-8A%20CLUTCH%201.00B%20LH/Form4046-002.pdf)
- [Instruction/Installation Manual](https://documents.mrosupply.com/product_documents/22/96/2296210/documents2F12_F4l0eWh.pdf)
## Alternate products to `Morse PB-5A CLUTCH .625B RH 172780 PB Series Cam Clutch 0.625" Bore Right-Hand Configuration - MROSupply.com`:
- [Formsprag CL41326-1GRRH FSR-5/.625GRRH sprag backstop clutch with a 0.625-inch bore, greased lubrication, and right-hand free-running direction. Designed for inclined conveyor and bucket elevator backstopping applications to prevent reverse rotation under load.](https://www.mrosupply.com/products/404373/as-markdown/)

## Product's reviews:
- Consistent quality - Second purchase, will come again next time.
- Perfect fit - Exact match with highly informed technical data to search and get the correct part. I highly recommend MRO Supply!
- Great service - Absolute superb service and timely delivery. Would do business again. 🙌