# Gates 78314066 QD Bushing - QD Series, 4 Groove, 6.6" A-PD / 7.0" B-PD, QD Bushing Bore - MROSupply.com

***Gates 78314066 QD bushing for Multi-Duty sheaves, 4-groove configuration with 6.6" A-section and 7.0" B-section pitch diameters. Designed for industrial belt drives using A- or B-section V-belts. QD bushing bore enables quick installation and secure mounting on standard QD bushings.***



## Product details:

- Catalog number: QD4A6.6/B7.0
- SKU: 160492
- Price: ***$313.29*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Gates Rubber](https://www.mrosupply.com/brands/gates-rubber/)
- Category: 
    - [B/5L Section](htts://www.mrosupply.com/sheaves/quick-detachable-bushed-bore-sheaves/b5l-section/)
    - [Quick Detachable Bushed Bore Sheaves](htts://www.mrosupply.com/sheaves/quick-detachable-bushed-bore-sheaves/)
    - [Sheaves](htts://www.mrosupply.com/sheaves/)
- Unit of measure: each
- Weight: 16.330 lb
- UPC: 72053102840
- Technicall support: contact supplier for technical support on 303-744-5800


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


## Product attributes;

  
- Bore Diameter: 1/2 to 2-1/2 in
  

  
- Bore Max (in): 2.5
  

  
- Bore Type: QD
  

  
- Bushing Type: SK
  

  
- Face Width: 3-1/4 in
  

  
- Material: Cast Iron
  

  
- Non-Standard: NO
  

  
- Number of Grooves: 4
  

  
- Outside diameter (in): 7.35
  

  
- Overall Length: 5-7/8 in
  

  
- Rim Speed (fpm): 6500
  

  
- Rim Speed (mps): 33.02
  

  
- Series: 7831
  

  
- Suitable For Use With: Hi-Power II, Tri-Power, Dubl-V, Power Curve, PowerBack and Classical Section PowerBand Belts
  

  
- Type: Heavy Duty
  
## Product documents / software:

- [Safety and Usage Disclaimer](https://documents.mrosupply.com/product_documents/59/592XL025/PTWarning_lrQja6Q.pdf)
## Alternate products to `Gates 78314066 QD Bushing - QD Series, 4 Groove, 6.6" A-PD / 7.0" B-PD, QD Bushing Bore - MROSupply.com`:
- [Dodge 455660 4A6.6B7.0-SK Quick Detachable Bushed Bore V-Belt Sheave with 4 grooves for A/B dual-section belts, 6.6" A-pitch diameter and 7.0" B-pitch diameter. SK bushing accommodates 7/16" to 2-5/8" bore. Cast iron construction with gray finish. 7.35" outside diameter.](https://www.mrosupply.com/products/135775/as-markdown/)
- [TB Woods 704B conventional V-belt sheave with 4 grooves, 7.0" outside diameter, and A-B belt section. Cast-iron construction with SK quick-disconnect bushing. Standard single-plane balance, 7.41" pitch diameter, and 3410 RPM upper limit.](https://www.mrosupply.com/products/347005/as-markdown/)
- [Martin 4 B 70 SK conventional QD sheave for B-section V-belts. 4 grooves, 7.0" pitch diameter, cast iron construction. Uses industry-interchangeable SK Quick Disconnect bushing (sold separately) for easy mounting. Suitable for industrial power](https://www.mrosupply.com/products/254950/as-markdown/)

## Product's reviews:
- Gates rubber 84000160 - Good product at a great price
- Blower belt - Like MRO...quick ship/good price but my F2 supercharger makes short work of these belts.
- Great service! - I needed a hydraulic pump belt and found it at MRO Supply. Great prices and fast shipping, will order again. Thank you very much!
- Mechanic - Cut the bell when you said I would get a chance to install it seems to fit I still need to test drive