Grove Gear GR Series - Ironman Worm Gear Reducers Cast Iron Single-Reduction Worm Reducer - GRL-BM821-20-D-140
Part #:GRL8210101.00
Catalog #:GRL-BM821-20-D-140
KEY FEATURES
- 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.
How can we improve our Product Information?
Talk to one of our expert sales professionals about how this brand can efficiently power your business.
Product Specifications
Dimensions
| N: | 4.68 | G: | 1.44 |
| A: | 3.81 | J: | 5 in |
| T: | 1 | Center Distance (in): | 2.06 in |
| O: | 2.29 in | BF: | 0.41 |
| AJ: | 5.88 | U: | 0.625 in |
| O*: | 2.08 in | C: | 6.38 in |
| I: | 3.61 in | D: | 2.28 |
| LM: | 7.07 | AK: | 4.5 |
| F: | 2.88 | L: | 4.82 in |
| H-Tap size: | 5/16-18 UNC in | B: | 5.8 |
| BD: | 6.5 | TAP Depth: | 0.63 in |
| K: | 2.5 in | BE: | 0.38 in |
Technical Specifications
| Input HP: | 1.584 | Reducer: | Worm - Right Angle |
| Series Style: | GRL-BM-D | Input Style: | Flexible Coupling Input |
| Input Keyway: | 3/16 X 1.38 in | Input RPM: | 1,750 |
| Input Diameter (in): | 0.625 in | Center Distance (in): | 2.06 |
| Reducer Style: | Worm - Right Angle | Ratio: | 20:1 |
| Output Style: | D | Input Keyway (C Face): | 3/16 x 3/32 |
| Output HP: | 1.338 | Gear Type: | Worm |
| Ratio Range: | 20:1 | Product Type: | Worm Speed Reducer |
| Series Code: | GRL | Output RPM: | 87 |
| Input HP @ 1750 RPM: | 1.584 | Mounting Style: | Base |
| Output Key: | 1/4 X 1.44 | Motor Frame Size: | 140TC |
| No. of Gear Reductions: | Single | Output Diameter (in): | 1.000 in |
| Series: | GRL Series - Ironman Worm Gear Reducers | Output Shaft Assembly Code: | D |
| Product Line: | GRL Series - Ironman Worm Gear Reducers | Service Factor: | 1 |
| Output Shaft Orientation: | LR | Model Code: | BM821 |
| Shaft Seal Material: | Viton | Input Bore (C Face): | 0.875 |
| Thrust Rating - output shaft: | 1144 | Assembly: | BM-D |
| Frame Size: | 140TC | Overhung Load: | 1,175 |
| Reduction: | Single | Output Shaft Direction: | Double |
| Output Shaft: | Solid Shaft | Housing Material: | Cast Iron |
| Output Torque Rating (in-lb): | 964 in/lbs | Overhung Load Rating (Output Shaft(lb)): | 1,175 lb |
General Specifications
| UPC: | 690310047651 | Weight: | 30.00 LB |