Grove Gear GR Series - Ironman Worm Gear Reducers Cast Iron Single-Reduction Worm Reducer - GRG-BM821-30-L-140
Part #:GRG8210079.00
Catalog #:GRG-BM821-30-L-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
| AK: | 4.5 | I: | 3.61 in |
| Center Distance (in): | 2.06 in | O: | 2.29 in |
| B: | 5.8 | K: | 2.5 in |
| LM: | 7.07 | AJ: | 5.88 |
| D: | 2.28 | F: | 3 |
| BF: | 0.41 | J: | 4.75 in |
| U: | 0.625 in | BD: | 6.5 |
| BE: | 0.38 in | G: | 1.44 |
| L: | 4.82 in | T: | 1 |
| C: | 6.38 in | N: | 4.68 |
| TAP Depth: | 0.63 in | H-Tap size: | 5/16-18 UNC in |
| A: | 3.81 |
Technical Specifications
| Output Shaft Assembly Code: | L | Output RPM: | 58 |
| Series Style: | GRG-BM-L | Output Key: | 1/4 X 1.44 |
| Reducer Style: | Worm - Right Angle | Output Style: | L |
| Output HP: | 0.896 | Mounting Style: | Base |
| Input Style: | Flexible Coupling Input | No. of Gear Reductions: | Single |
| Input RPM: | 1,750 | Input HP: | 1.129 |
| Series Type: | Cast Iron 800 Worm Gear Reducers | Frame Size: | 140TC |
| Overhung Load: | 1,255 | Series Code: | GRG |
| Output Shaft Orientation: | L | Product Type: | Right Angle |
| Assembly: | BM-L | Service Factor: | 1 |
| Reducer: | Worm - Right Angle | Motor Frame Size: | 140 |
| Input HP @ 1750 RPM: | 1.129 | Input Bore (C Face): | 0.875 |
| Gear Type: | Worm | Ratio Range: | 30:1 |
| Input Keyway (C Face): | 3/16 x 3/32 | Center Distance (in): | 2.06 |
| Shaft Seal Material: | Viton | Output Diameter (in): | 1.000 in |
| Series: | GRG Series - Ironman Worm Gear Reducers | Product Line: | GRG Series - Ironman Worm Gear Reducers |
| Thrust Rating - output shaft: | 1144 | Input Keyway: | 3/16 X 1.38 in |
| Ratio: | 30:1 | Model Code: | BM821 |
| Input Diameter (in): | 0.625 in | Reduction: | Single |
| Output Shaft Direction: | Left | Output Torque Rating (in-lb): | 968 in/lbs |
| Housing Material: | Cast Iron | Output Shaft: | Solid Shaft |
| Overhung Load Rating (Output Shaft(lb)): | 1,255 lb |
General Specifications
| UPC: | 690310132241 | Weight: | 30.00 LB |