# Zero-Max ETP-E90 ETP Express Hydraulic Keyless Bushing, 90 mm Bore - MROSupply.com

***Zero-Max ETP-E90 ETP Express hydraulic keyless bushing with 90 mm bore. Provides a zero-backlash, keyless shaft-to-hub connection for precision motion control. Installs and removes quickly with hydraulic pressure, eliminating keys, keyways, and set screws.***



## Product details:

- Catalog number: ETP-E90
- SKU: 2785648
- Price: ***$1,247.87*** 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 Screw to Center (R): 61.8 mm
  

  
- Actuation Screws: 2 x M20
  

  
- Dimension (D2): 171.7 mm
  

  
- Flange Diameter (D1): 155.5 mm
  

  
- Hub Bore Tolerance Grade: H7
  

  
- Overall Length (L1): 129 mm
  

  
- Polar Moment of Inertia: 0.36070 lb-ft
  

  
- Shaft Bore Diameter (d): 90 mm
  

  
- Shaft Tolerance Grade: h8
  

  
- Sleeve Diameter (D): 109 mm
  

  
- Sleeve Length (L): 105 mm
  

  
- Tightening torque: 28.76 ft-lbs
  

  
- Transmittable FA: 49, 456 lbf
  

  
- Transmittable FR: 1, 933 lbf
  

  
- Transmittable T: 8, 850 ft-lbs
  
## Product documents / software:

- [Installation Instructions](https://documents.mrosupply.com/product_documents/27/85/2785710/ETP_Handling_instructions_OSUWFs2.pdf)

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