# Grove Gear Flexaline GRG-BM821-10-L-56 GRG8210039.00 10:1 Cast Iron Worm Gear Speed Reducer 2.06" Center Distance 56C Input Left Hand Solid Output - MROSupply.com

***Grove Gear Flexaline GRG-BM821-10-L-56 GRG8210039.00 10:1 ratio cast iron single-reduction worm gear speed reducer with 2.06" center distance, 56C flexible coupling input, and left-hand solid output. 0.625" input diameter, 1" output diameter, 2.235 HP output at 175 RPM. Blue painted finish, Viton seals, base mount.***



## Product details:

- Catalog number: GRG8210039.00
- SKU: 1339485
- Price: ***$1,024.13*** Each
- Shipping: ***FREE SHIPPING***  ON ORDERS OVER $100
- Typically Ships in: 1 day
- Brand: [Electra/Grove Gear](https://www.mrosupply.com/brands/electragrove-gear/)
- Category: 
    - [3-Piece Coupled Input Output Shaft Left Worm Gear](htts://www.mrosupply.com/speed-reducers/right-angle-speed-reducers/right-angle-worm-gear-speed-reducers/3-piece-coupled-input-worm-gear-reducers/3-piece-coupled-input-output-shaft-left-worm-gear/)
    - [3-Piece Coupled Input Worm Gear Reducers](htts://www.mrosupply.com/speed-reducers/right-angle-speed-reducers/right-angle-worm-gear-speed-reducers/3-piece-coupled-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: 30.000 lb
- UPC: 690310036198
- Technicall support: contact supplier for technical support on 800-626-2120


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


## Product attributes;

  
- Assembly: BM-L
  

  
- Center Distance: 2.1 In.
  

  
- Center distance (in): 2.06
  

  
- Center Distance Range: 1" thru 3.25"
  

  
- Gear Drive Reductions: Single
  

  
- Gear Type: Worm
  

  
- H-Tap Size: 5/16-18 UNC
  

  
- Height (in): 10.50
  

  
- Housing material: Cast iron
  

  
- HP Range: 2HP (< 3)
  

  
- Input Bore (C Face): 0.625
  

  
- Input Diameter (in): 0.625
  

  
- Input Flange: 56C
  

  
- Input HP: 2.464
  

  
- Input HP @ 1750 RPM: 2.464
  

  
- Input RPM: 1750
  

  
- Input Style: 3-Piece Coupled
  

  
- Keyway: 3/16 X 3/32
  

  
- Length (in): 10.69
  

  
- Max OHL (Output Shaft): 1065
  

  
- Max Thrust Load (Output Shaft): 898
  

  
- Model Code: BM821
  

  
- Motor Frame Size: 56
  

  
- Motor HP Rating: 2
  

  
- Mounting Style: Base
  

  
- No. of Gear Reductions: Single
  

  
- Nominal Motor HP Rating to HP @ 1750 RPM: 2
  

  
- Output: Left
  

  
- Output Diameter (in): 1.000
  

  
- Output HP: 2.235
  

  
- Output Key: 1/4 X 1.44
  

  
- Output RPM: 175
  

  
- Output Shaft Assembly Code: L
  

  
- Output Shaft Direction: Left
  

  
- Output Shaft Orientation: L
  

  
- Output Style: L
  

  
- Output Torque: 805
  

  
- Output Torque Range: 500 to 1000 in lbs
  

  
- Output type: Solid Shaft
  

  
- Overhung Load: 1065
  

  
- Paint/Coating: Blue
  

  
- Product Line: GRG Series - Ironman Worm Gear Reducers
  

  
- Product Type: Right Angle
  

  
- Ratio: 10 to 1
  

  
- Ratio Range: 10-1
  

  
- Reducer: Worm - Right Angle
  

  
- Reducer Style: Worm - Right Angle
  

  
- Reducer Type: Single
  

  
- Series: GRG Series - Ironman Worm Gear Reducers
  

  
- Series Code: GRG
  

  
- Series Style: GRG-BM-L
  

  
- Series Type: Cast Iron 800 Worm Gear Reducers
  

  
- Service Factor: 1
  

  
- Shaft Seal Material: Viton
  

  
- Size: 56C
  

  
- TAP Depth: 0.63
  

  
- Thrust Rating - output shaft: 898
  

  
- Width (in): 9.06
  
## Product documents / software:

- [Catalog](https://documents.mrosupply.com/product_documents/13/39/1339488/Grove_Gear_GRG821003600_Catalog_2ps339z.pdf)
- [GRG-BM821-10-L-56_dimensions](https://documents.mrosupply.com/product_documents/GR/GR8130037.00/BM-GR.pdf)
- [Instruction/Installation Manual](https://documents.mrosupply.com/product_documents/13/41/1341843/Grove_Gear_EL813001400_Manual_GZR8HGy.pdf)
## Alternate products to `Grove Gear Flexaline GRG-BM821-10-L-56 GRG8210039.00 10:1 Cast Iron Worm Gear Speed Reducer 2.06" Center Distance 56C Input Left Hand Solid Output - MROSupply.com`:
- [Browning 1B58SDS 1003953 1-groove cast iron B-section multiple sheave with a 5.8-inch pitch diameter and an SDS Q-D bushed bore. Cast iron construction with precision-machined grooves and statically balanced for low vibration. Used in fan drives, blower drives, pump drives, and general HVAC and industrial belt drives.](https://www.mrosupply.com/products/2286891/as-markdown/)

## Product's reviews:
- Unbeatable - Best worm gearbox- best price. free shipping
- Replacement for an obsolete gearbox - We needed this gearbox as a replacement for an obsolete model made by Grove Gear back in the 90&#39;s. Needed to call the company to find out the equivalent and they directed me towards MRO. If this one will last as long as its predecessor I&#39;ll be retired by the time it will need to be replaced again.
- Right on - Took a bit to ship but after it shipped I got it fast. Right product.
- Gear box - excellent service, fast, easy, and customer service outstanding,
if any changes they call and let you know,