Grove Gear Cast Iron Single-Reduction Worm Reducer - GRG-HM821-30-H1-48-20

Catalog #:GRG-HM821-30-H1-48-20
Part #:GRG8210567.20
  • One-piece cast iron housings with single output cover design, CNC machined for precise component fit and alignment.
  • Factory-filled with premium Mobil Glygoyle 460 polyalkalene glycol lubricant.
  • Large oil capacity provides positive splash lubrication and superior cooling capability.
  • Viton® double lip seals provide extended life through increased resistance to high temperature, abrasion and chemicals.
  • The unique quill seal guard protects the input seal from damage during motor installation.
  • Bronze worm gear chill cast from high quality bronze for maximum strength, lubricity and superior life.
  • Oversized high-speed bearings, positively retained for frequent reversing and start/stop cycles.Tapered roller bearings on output shaft for high overhung and thrust load capacities.
  • All units are 100% run and leak tested at the factory to insure that you receive the highest quality product.
  • Ultimate application flexibility with all-angle mounting provisions, the widest selection of accessory bases and flanges and the largest selection of stock reducer styles.
  • Mounting dimensions are interchangeable with most industry standard reducers.
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General Specifications

UPC: 69031003945 Weight: 31 LB

Technical Specifications

Output RPM: 58 Series Style: GRG-HM-H1
Reducer Style: Worm - Right Angle Service Factor: 1
Input Bore (C Face): 0.5 HP Range: 1 to 1-1/2 (< 2)
Input Keyway (C Face): 1/8 x 1/16 Bore Code: 20
No. of Gear Reductions: Single Shaft Seal Material: Viton
Output Style: H1 Series: GR Series - Ironman Worm Gear Reducers
Output Torque Range: 500 to 1000 in lbs Product Line: GR Series - Ironman Worm Gear Reducers
Housing material: Cast Iron Product Type: Right Angle
Input HP: 1.129 Output Hollow Shaft Diameter (in): 1.250 in
Output shaft: Hollow Bore Center distance (inch): 2.06
Gear Drive Reductions: Single Gear Type: Worm
Output Shaft Assembly Code: H1 Mounting Style: Shaft Mount
Assembly: HM-H1 Output HP: 0.896
Center Distance Range: 1" thru 3.25" Ratio Range: 30:1
Input Style: C-Face Coupled Overhung Load: 1,255
Model Code: HM821 Output Torque: 968
Input RPM: 1,750 Frame Size: 48
Output Shaft Orientation: H1 Output Key: 1/4 X 2.50
Ratio: 30:1 Input Diameter (in): 0.5 in
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