Grove Gear GR Series - Ironman Worm Gear Reducers Cast Iron Single-Reduction Worm Reducer - GRL-BM821-100-D-56
Part #:GRL8210072.00
Catalog #:GRL-BM821-100-D-56
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.
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Product Specifications
Dimensions
| TAP Depth: | 0.63 in | G: | 1.44 |
| LM: | 7.07 | A: | 3.81 |
| J: | 5 in | BF: | 0.41 |
| F: | 2.88 | D: | 2.28 |
| BD: | 6.5 | Center Distance (in): | 2.06 in |
| O: | 2.29 in | I: | 3.61 in |
| C: | 6.38 in | BE: | 0.38 in |
| L: | 4.82 in | H-Tap size: | 5/16-18 UNC in |
| B: | 5.8 | O*: | 2.08 in |
| T: | 1 | U: | 0.625 in |
| AK: | 4.5 | K: | 2.5 in |
| N: | 4.68 | AJ: | 5.88 |
Technical Specifications
| No. of Gear Reductions: | Single | Reducer Style: | Worm - Right Angle |
| Input HP: | 0.217 | Ratio: | 100:1 |
| Input Diameter (in): | 0.625 in | Series: | GRL Series - Ironman Worm Gear Reducers |
| Output Style: | D | Input HP @ 1750 RPM: | 0.217 |
| Output HP: | 0.122 | Input Style: | Flexible Coupling Input |
| Ratio Range: | 100:1 to 250:1 | Input Keyway: | 3/16 X 1.38 in |
| Service Factor: | 1 | Overhung Load: | 1,580 |
| Motor Frame Size: | 56 | Reducer: | Worm - Right Angle |
| Gear Type: | Worm | Output RPM: | 17 |
| Mounting Style: | Base | Output Shaft Orientation: | LR |
| Shaft Seal Material: | Viton | Output Key: | 1/4 x 1.44 |
| Input Keyway (C Face): | 3/16 x 3/32 | Series Style: | GRL-BM-D |
| Center Distance (in): | 2.06 | Input RPM: | 1,750 |
| Thrust Rating - output shaft: | 1144 | Input Bore (C Face): | 0.625 |
| Frame Size: | 56C | Output Shaft Assembly Code: | D |
| Product Type: | Right Angle | Model Code: | BM821 |
| Product Line: | GRL Series - Ironman Worm Gear Reducers | Assembly: | BM-D |
| Output Diameter (in): | 1.000 in | Series Code: | GRL |
| Reduction: | Single | Output Shaft Direction: | Double |
| Housing Material: | Cast Iron | Output Shaft: | Solid Shaft |
| Overhung Load Rating (Output Shaft(lb)): | 1,580 lb | Output Torque Rating (in-lb): | 439 in/lbs |
General Specifications
| UPC: | 690310047460 | Weight: | 30.00 LB |