Grove Gear NH Series - Ironman Narrow Housing Worm Gear Reducers Cast Iron Single-Reduction Worm Reducer - NH-B821-50-L
Part #:NH8210009.00
Catalog #:NH-B821-50-L
KEY FEATURES
- Rugged cast iron housings, covers, and flanges provide superior strength and rigidity.
- 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.
- O-rings on all bearing covers, eliminating gaskets, sealants and leaks.
- 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.
- 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.
- 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.
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Product Specifications
Dimensions
| Center Distance (in): | 2.06 in | U: | 0.625 in |
| A: | 2.5 | B: | 4.5 |
| M: | 1.76 | K: | 1.63 in |
| O: | 2.66 in | I: | 3.61 in |
| G: | 0.94 | TAP Depth: | 0.63 in |
| C: | 6 in | L: | 4.82 in |
| H-Tap size: | 5/16 - 18 UNC in | T: | 0.875 |
| J: | 3.25 in | D: | 2.31 |
| F: | 1.88 | N: | 4.34 |
Technical Specifications
| Output Style: | L | Overhung Load: | 1,385 |
| Output Key: | 3/16 X 1.50 | Output Shaft Orientation: | L |
| Product Type: | Right Angle | Output HP: | 0.539 |
| Output Shaft Assembly Code: | L | Series: | NH Series - Ironman Narrow Housing Worm Gear Reducers |
| Center Distance (in): | 2.06 | Ratio: | 50:1 |
| Shaft Seal Material: | Viton | Model Code: | B821 |
| Reducer: | Worm - Right Angle | Input HP: | 0.769 |
| Input Keyway: | 3/16 X 1.38 in | Output Diameter (in): | 0.875 in |
| Series Code: | NH | No. of Gear Reductions: | Single |
| Output RPM: | 35 | Input RPM: | 1,750 |
| Reducer Style: | Worm - Right Angle | Input Diameter (in): | 0.625 in |
| Service Factor: | 1 | Gear Type: | Worm |
| Input Style: | Solid Shaft | Product Line: | NH Series - Ironman Narrow Housing Worm Gear Reducers |
| Mounting Style: | Base | Thrust Rating - output shaft: | 1144 |
| Input HP @ 1750 RPM: | 0.769 | Ratio Range: | 50:1 |
| Assembly: | B-L | Series Style: | NH-B-L |
| Reduction: | Single | Output Shaft Direction: | Left |
| Output Shaft: | Solid Shaft | Overhung Load Rating (Output Shaft(lb)): | 775 lb |
| Output Torque Rating (in-lb): | 970 in/lbs | Housing Material: | Cast Iron |
General Specifications
| UPC: | 690310061282 | Weight: | 21.00 LB |