# Boston Gear 30222528 F872B-5.7S-B11-M1 Helical Speed Reducer 5.7:1 Ratio 2 Stages Case Size 7 - MROSupply.com

***Boston Gear 30222528 F872B-5.7S-B11-M1 is a helical speed reducer with a 5.7:1 ratio and two reduction stages. This unit features a case size 7 and a B11 input flange for 180TC NEMA C-face motors. The cast iron housing provides durability for industrial power transmission applications.***



## Product details:

- Catalog number: F872B-5.7S-B11-M1
- SKU: 40847
- Price: ***$1,551.34*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Boston Gear](https://www.mrosupply.com/brands/boston-gear/)
- Category: 
    - [Quill Input Inline Helical Reducers](htts://www.mrosupply.com/speed-reducers/inlineconcentric-speed-reducers/inline-helical-speed-reducers/quill-input-inline-helical-reducers/)
    - [Inline Helical Speed Reducers](htts://www.mrosupply.com/speed-reducers/inlineconcentric-speed-reducers/inline-helical-speed-reducers/)
    - [Inline/Concentric Speed Reducers](htts://www.mrosupply.com/speed-reducers/inlineconcentric-speed-reducers/)
    - [Speed Reducers](htts://www.mrosupply.com/speed-reducers/)
- Unit of measure: each
- Technicall support: contact supplier for technical support on 800-626-2120


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


## Product attributes;

  
- Bore Code: B11
  

  
- Input HP: 10
  

  
- NEMA Mounting: 210TC/250UC
  

  
- Oil Capacity: 2. 6
  

  
- Output RPM @1750: 307
  

  
- Output Torque (LB-IN): 1942
  

  
- Overhung Load: 1065
  

  
- Ratio: 5. 7
  


## Product's reviews:
- Speed reducer purchase - The purchase was easy it did take two purchase until we got the correct part I guess it was a fault on both parts as we were looking at the wrong part number, but overall the purchase was good part fit perfectly. Thanks for your support.
- Purchase - Great pricing - Fast shipping - A vendor I have used in the past and will again in the future.
- Boston gear order - MRO had the items that I needed. I ordered them and they were shipped faster than I expected. It was a pleasant experience all around.
- Needle gear - I'm very happy with my purchase. I found exactly what I was looking for and I received it in a couple days. I will recommend your company to others and I hope I can deal with you again. Thank you!