# Boston Gear 83240 HMF2-5-B5-B7 Helical Speed Reducer 5:1 Ratio 56C/140TC Input Flange Size 2 - MROSupply.com

***Boston Gear 83240 HMF2-5-B5-B7 helical speed reducer with 5:1 ratio, size 2 frame, and dual 56C/140TC input flange capability. Cast iron housing for general industrial speed multiplication or reduction applications.***



## Product details:

- Catalog number: HMF2-5-B5-B7
- SKU: 45054
- Price: ***$313.61*** 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: 0.025 lb
- Technicall support: contact supplier for technical support on 800-626-2120


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


## Product attributes;

  
- Bore Code: B5
  

  
- Family Id: 30, 283
  

  
- Max Input Power HP: 5.060
  

  
- Motor Hp Class I: 3
  

  
- Output Rpm 1750: 350.0
  

  
- Ratio: 5
  

  
- ratio order: 5
  

  
- Torque Cap Lb In: 884
  
## Product documents / software:

- [2D Line Drawing](https://documents.mrosupply.com/product_documents/HM/HMF2-4-B5-B7/HMF2-B5-B7-L_z3T7VnH.pdf)
- [Catalog Product Section](https://documents.mrosupply.com/product_documents/HM/HMF2-5-B5-B7/-bg_hm-series_double-c-face_helical-multiplier.pdf)
- [Engineering Data](https://documents.mrosupply.com/product_documents/HM/HMF2-5-B5-B7/p-1485-bg_engineering-section.pdf)
- [Full Catalog](https://documents.mrosupply.com/product_documents/HM/HMF2-5-B5-B7/p-1485-bg.pdf)

## Product's reviews:
- Quality - very high quality. using these gears in a model 9 cylinder radial engine with a 1"
bore. about 8 h.p. , for oil pump a scavenge pump timing gears and distributor . very good quality gears.
- 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!
- 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.
- Exactly what i needed - Item was exactly what I needed and a perfect fit for my project. Extremely happy.