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Worm
Grove Gear GRG-TMQ821-20-L-56
Grove Gear GR Series - Ironman Worm Gear Reducers Cast Iron Single-Reduction Worm Reducer
Product Type
Worm Speed Reducer
Series
GRG Series - Ironman Worm Gear Reducers
Motor Frame Size
56C
Frame Size
56C
Need help confirming fit? Send us the current part number, shaft size, housing photo, or equipment model.
Product Overview
- 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.
- Frame Size
- 56C
- B
- 7.69
- Input RPM
- 1,750
- Input HP
- 1.584
- Output HP
- 1.338
- Keyway
- 3/16 X 3/32
- LQ
- 4.46
- I
- 3.61
- Reducer Style
- Worm - Right Angle
- Series Type
- Cast Iron 800 Worm Gear Reducers
- BE
- 0.38
- Output Key
- 1/4 X 1.44
- G
- 2.34
- J
- 6.38
- Overhung Load
- 1,175
- RQ
- 4.06
- F
- 4.69
- AJ
- 5.88
- Output Shaft Orientation
- L
- BD
- 6.5
- V
- 0.72
- Output RPM
- 87
- Input Style
- C-Face Quill
- Cd
- 2.06
- Series Style
- GRG-TMQ-L
- BF
- 0.41
- N
- 4.68
- K
- 3.19
- T
- 1
- O
- 2.29
- Output Style
- L
- H
- 0.47
- C
- 7.09
- No. of Gear Reductions
- Single
- D
- 3
- AK
- 4.5
- Output Shaft Assembly Code
- L
- Mounting Style
- Horizontal Base, Worm Over
- Product Type
- Worm Speed Reducer
- Model Code
- TMQ821
- Ratio
- 20:1
- Shaft Seal Material
- Viton
- Gear Type
- Worm
- Motor Frame Size
- 56C
- Input Keyway (C Face)
- 3/16 X 3/32
- Center Distance Range
- 1" thru 3.25"
- Input Quill Diameter (in)
- 0.625
- Service Factor
- 1
- Input HP @ 1750 RPM
- 1.584
- Reducer
- Worm - Right Angle
- Input Diameter (in)
- 0.625
- H Tap Size
- 0.47
- Input Bore (C Face)
- 0.625
- Product Line
- GRG Series - Ironman Worm Gear Reducers
- Center Distance (in)
- 2.06
- Max Thrust Load (Output Shaft)
- 1144
- A
- 6
- Assembly
- TMQ-L
- Ratio Range
- 20:1
- Output Diameter (in)
- 1
- HP Range
- 1 to 1-1/2 (< 2)
- Output Torque Range
- 500 to 1000 in lbs
- Reduction
- Single
- Output Shaft Direction
- Left
- Overhung Load Rating (Output Shaft(lb))
- 1,175
- Output Shaft
- Solid Shaft
- Output Torque Rating (in-lb)
- 964
- Housing Material
- Cast Iron
Always verify dimensions, load ratings, material, and seal type before ordering.
- Brandi
- Grove Gear
- Mfg. Catalog Numberi
- GRG-TMQ821-20-L-56
- Mfg. Part Numberi
- GRGT21001041.00
- GDS #i
- GDS-153537
- Categoryi
- Worm
- UPCi
- 690310148600
- Series Codei
- GRG
- Seriesi
- GRG Series - Ironman Worm Gear Reducers
Common Questions
How do I get a price for the GRG-TMQ821-20-L-56?
This part is quoted individually. Request a quote from this page and our sales team will respond with current pricing and availability.
Is this a genuine Grove Gear part?
Yes. GDS Supply supplies the genuine Grove Gear GRG-TMQ821-20-L-56, manufacturer article number GRGT21001041.00. Its UPC is 690310148600.
