# Grove Gear Electra-Gear EL-B821-50-D EL8210033.00 50:1 Aluminum Single-Reduction Worm Gear Speed Reducer 2.06" Center Distance Double Extension Solid Output - MROSupply.com

***Grove Gear Electra-Gear EL-B821-50-D (catalog EL8210033.00) 50:1 ratio right angle aluminum single-reduction worm gear speed reducer with 2.06" center distance. Non-flanged solid output with double extension shaft. 0.625" input diameter, 1" output diameter. Lightweight aluminum housing for OEM and corrosion-resistant applications.***



## Product details:

- Catalog number: EL8210033.00
- SKU: 1318946
- Price: ***$1,262.16*** 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: 
    - [Solid Input Shaft Solid Output Shaft Double Worm](htts://www.mrosupply.com/speed-reducers/right-angle-speed-reducers/right-angle-worm-gear-speed-reducers/solid-input-shaft-worm-gear-reducers/solid-input-shaft-solid-output-shaft-double-worm/)
    - [Solid Input Shaft Worm Gear Reducers](htts://www.mrosupply.com/speed-reducers/right-angle-speed-reducers/right-angle-worm-gear-speed-reducers/solid-input-shaft-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: 17.000 lb
- UPC: 662959007105
- Technicall support: contact supplier for technical support on 800-626-2120


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


## Product attributes;

  
- Assembly: B-D
  

  
- 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: 3/8-16
  

  
- Housing material: Aluminum
  

  
- HP Range: 1/2 to 3/4 HP (< 1)
  

  
- Input Diameter (in): 0.625
  

  
- Input HP: 0.769
  

  
- Input HP @ 1750 RPM: 0.769
  

  
- Input RPM: 1750
  

  
- Input Style: Solid Input Shaft
  

  
- Keyway: 3/16 X 1.38
  

  
- Max OHL (Output Shaft): 1385
  

  
- Max Thrust Load (Output Shaft): 1144
  

  
- Model Code: B821
  

  
- Mounting Style: Base
  

  
- No. of Gear Reductions: Single
  

  
- Output: Left & Right
  

  
- Output Diameter (in): 1.000
  

  
- Output HP: 0.539
  

  
- Output Key: 1/4 x 1.44
  

  
- Output RPM: 35
  

  
- Output Shaft: Solid Shaft
  

  
- Output Shaft Assembly Code: D
  

  
- Output Shaft Direction: Double
  

  
- Output Shaft Orientation: LR
  

  
- Output Style: D
  

  
- Output Torque: 970
  

  
- Output Torque Range: 500 to 1000 in lbs
  

  
- Output type: Solid Shaft
  

  
- Overhung Load: 1385
  

  
- Paint/Coating: Aluminum
  

  
- Product Line: EL Series - Aluminum Worm Gear Reducers
  

  
- Product Type: Right Angle
  

  
- Ratio: 50 to 1
  

  
- Ratio Range: 50-1
  

  
- Reducer: Worm - Right Angle
  

  
- Reducer Style: Worm - Right Angle
  

  
- Reducer Type: Single
  

  
- Series: EL Series - Aluminum Worm Gear Reducers
  

  
- Series Code: EL
  

  
- Series Style: EL-B-D
  

  
- Service Factor: 1
  

  
- Shaft Seal Material: Viton
  

  
- TAP Depth: 0.87
  

  
- Thrust Rating - output shaft: 1144
  
## Product documents / software:

- [Catalog](https://documents.mrosupply.com/product_documents/13/18/1318952/Grove_Gear_EL821003600_Catalog_KL5kuE3.pdf)
- [EL-B821-50-D_dimensions](https://documents.mrosupply.com/product_documents/EL/EL8210033.00/B-EL.pdf)
- [Installation manual](https://documents.mrosupply.com/product_documents/96/69/96696510/multi-brands2F193_huGwEkM.pdf)

## Product's reviews:
- Coach - Timely delivery in an untimely world.
- Right on - Took a bit to ship but after it shipped I got it fast. Right product.
- 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.
- Unbeatable - Best worm gearbox- best price. free shipping