# Zero-Max ETP-S50 ETP Classic Short Hydraulic Keyless Bushing, 50 mm Bore - MROSupply.com

***Zero-Max ETP-S50 ETP Classic Short hydraulic keyless bushing with 50 mm bore. Provides a zero-backlash, keyless shaft-to-hub connection for precision motion control applications. Its hydraulic sleeve expands to grip the shaft evenly, eliminating keys, set screws, and keyways for easy installation and removal.***



## Product details:

- Catalog number: ETP-S50
- SKU: 2785705
- Price: ***$478.80*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Zero-Max](https://www.mrosupply.com/brands/zero-max/)
- Category: 
    - [Screw Locking](htts://www.mrosupply.com/bushings/keyless-bushings/screw-locking/)
    - [Keyless Bushings](htts://www.mrosupply.com/bushings/keyless-bushings/)
    - [Bushings](htts://www.mrosupply.com/bushings/)
- Unit of measure: each
- Returns: Yes
- Technicall support: contact supplier for technical support on 800-533-1731


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


## Product attributes;

  
- Actuation Screws: M6
  

  
- Body Length (L1): 45 mm
  

  
- Bolt Circle (D2): 72.5 mm
  

  
- Flange Diameter (D1): 83 mm
  

  
- Hub Bore Tolerance Grade: H7
  

  
- Overall Length (L2): 51 mm
  

  
- Polar Moment of Inertia: 22.38 x 10 lb-ft
  

  
- Screws No: 6
  

  
- Shaft Bore Diameter (d): 50 mm
  

  
- Shaft Tolerance Grade: h9
  

  
- Sleeve Diameter (D): 65 mm
  

  
- Sleeve Length (L): 26 mm
  

  
- Tightening torque: 9.6 ft-lbs
  

  
- Transmittable FA: 8, 992 lbf
  

  
- Transmittable FR: 7, 868 lbf
  

  
- Transmittable T: 738 ft-lbs
  
## Product documents / software:

- [Installation Instructions](https://documents.mrosupply.com/product_documents/27/85/2785554/ETP-CLASSIC_Handling_instructions_7RWgFqL.pdf)

## Product's reviews:
- Zero max coupling - GOOD JOB
- Zero max coupling - EXCELENT JOB
- Happy - I have Not Installed yet
This Looks Good and Everyone is Thrilled
- Zero max coupling - EXCELENT JOB