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GROVE Catalog Number:  GRG8210539.XX - FREE Ground Shipping in USA
GROVE Model Number:  GRG-HMQ821-10-H-56-XX
Description:  800 Series Cast-Iron Right Angle Gear Reducer
Output Shaft CONFIG:  Hollow Bore
Ship Weight:  30 lbs.

All GROVE Gearing products are subject to availability. Most gearing products are in stock but in some occasions 3-5 day lead times may be needed. For urgent expedited orders please contact our our sales team for availability.

APPLICATIONS: Wide variety of applications requiring slow speed and high torque, ideal for conveyors, material handling, textile machines, packaging machinery, etc.


  • Heavy duty cast iron housings construction
  • Factory filled with Premium Synthetic PAG Lube as standard
  • Precision mounting surfaces
  • O-rings on input and output covers
  • Viton Seals throughout
  • Cast Iron NEMA C input flange, Push-off holes
  • Seal Guard
  • IronMan fine-grained, one-piece cast housing
  • Bronze alloy worm gear
  • Tapered roller bearings
  • Premium Grade 5 assembly bolts throughout
  • Mounting dimensions are interchangeable with Baldor 900 series, Boston Gear, Browning Raider, Falk, Morse Invader and other “industry standard” reducers.

GROVE Gear Reducers combine the premium features of the GROVE IRONMAN with the industry's broadest product offering of the Grove Gear Flexaline.

Ratio:1 10
Input RPM 1750
Output RPM 175
Input HP 2.464
Output HP 2.235
Output Torque (lb.-in.) 805
Housing Construction Cast Iron
Overhung Load (lbs.) 1065
Reducer Type Worm - Right Angle
Center Distance (in) 2.06
Reducer Style HMQ
Input Style C-faced Quill
Frame Size 56C
Assembly HMQ-L
Output Shaft Assembly H (Hollow Shaft)
Bore Size (in) 1.0-1-1/2
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Picture is for quick reference only
Manufacturer Part Number: GRG-HMQ821-10-H-56-XX
Stock # GRG8210539.XX
Price: $621.00
Compare At: $1,221.00

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