# Boston Gear 30283309 HF721-15-B5-H-P21 15:1 Worm Gear Speed Reducer 2.1" Center Distance 56C Quill Flange Hollow Bore Output - MROSupply.com

***Boston Gear 30283309 HF721-15-B5-H-P21 700 Series worm gear speed reducer with 15:1 single reduction, 2.1" center distance, 56C quill flange input, and hollow bore output with 1.3125" bore diameter. Cast iron housing for general industrial power transmission applications.***



## Product details:

- Catalog number: HF721-15-B5-H-P21
- SKU: 1757605
- Price: ***$996.28*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Boston Gear](https://www.mrosupply.com/brands/boston-gear/)
- Category: 
    - [56C Input Flange](htts://www.mrosupply.com/speed-reducers/right-angle-speed-reducers/right-angle-worm-gear-speed-reducers/quill-input-worm-gear-reducers/quill-input-hollow-bore-output-worm-gear-reducers/56c-input-flange/)
    - [Quill Input Hollow Bore Output Worm Gear Reducers](htts://www.mrosupply.com/speed-reducers/right-angle-speed-reducers/right-angle-worm-gear-speed-reducers/quill-input-worm-gear-reducers/quill-input-hollow-bore-output-worm-gear-reducers/)
    - [Quill Input Worm Gear Reducers](htts://www.mrosupply.com/speed-reducers/right-angle-speed-reducers/right-angle-worm-gear-speed-reducers/quill-input-worm-gear-reducers/)
    - [Right Angle Worm Gear Speed Reducers](htts://www.mrosupply.com/speed-reducers/right-angle-speed-reducers/right-angle-worm-gear-speed-reducers/)
    - [Right Angle Speed Reducers](htts://www.mrosupply.com/speed-reducers/right-angle-speed-reducers/)
    - [Speed Reducers](htts://www.mrosupply.com/speed-reducers/)
- Unit of measure: each
- Weight: 26.100 lb
- Technicall support: contact supplier for technical support on 800-626-2120


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


## Product attributes;

  
- Bore/Shaft Diameter: 1.3125"
  

  
- Center Distance: 2.1"
  

  
- Input Flange: 56C
  

  
- Input Size: 56C
  

  
- Input Style: Quill
  

  
- Input Type: Flange
  

  
- Output: Hollow
  

  
- Output Type: Hollow Bore
  

  
- Paint/Coating: Gray
  

  
- Ratio: 15 to 1
  

  
- Reduction: Single
  
## Product documents / software:

- [Product Catalog](https://documents.mrosupply.com/product_documents/40/43/40438/p-1485-bg_ktFPQTc.pdf)
- [Service Manual](https://documents.mrosupply.com/product_documents/40/43/40438/p-3009-bg_HJSsUK8.pdf)

## Product's reviews:
- New lead screw gear. - Used this gear on a new lead screw l made for my old 1919 LeBlond belt drive lathe. It worked great for my application.
- 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.
- Quality coordinator - GOOD QUALITY AND SERVICE.
- 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!