Grove Gear NH Series - Ironman Narrow Housing Worm Gear Reducers Cast Iron Single-Reduction Worm Reducer - NH-B821-60-D
Part #:NH8210034.00
Catalog #:NH-B821-60-D
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.
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
| B: | 4.5 | K: | 1.63 in |
| L: | 4.82 in | F: | 1.88 |
| TAP Depth: | 0.63 in | U: | 0.625 in |
| H-Tap size: | 5/16 - 18 UNC in | Center Distance (in): | 2.06 in |
| J: | 3.25 in | G: | 0.94 |
| I: | 3.61 in | O*: | 2.45 in |
| T: | 0.875 | M: | 1.76 |
| D: | 2.31 | N: | 4.34 |
| O: | 2.66 in | C: | 6 in |
| A: | 2.5 |
Technical Specifications
| Reducer: | Worm - Right Angle | Input HP @ 1750 RPM: | 0.674 |
| Reducer Style: | Worm - Right Angle | Output HP: | 0.435 |
| Product Type: | Right Angle | Output Diameter (in): | 0.875 in |
| Output Style: | D | Assembly: | B-D |
| Series Code: | NH | Input Style: | Solid Shaft |
| Thrust Rating - output shaft: | 1144 | Service Factor: | 1 |
| Shaft Seal Material: | Viton | Output Shaft Assembly Code: | D |
| No. of Gear Reductions: | Single | Product Line: | NH Series - Ironman Narrow Housing Worm Gear Reducers |
| Input RPM: | 1,750 | Output Key: | 3/16 X 1.50 |
| Input Keyway: | 3/16 X 1.38 in | Center Distance (in): | 2.06 |
| Output Shaft Orientation: | LR | Gear Type: | Worm |
| Input HP: | 0.674 | Series Style: | NH-B-D |
| Model Code: | B821 | Overhung Load: | 1,415 |
| Ratio: | 60:1 | Series: | NH Series - Ironman Narrow Housing Worm Gear Reducers |
| Ratio Range: | 60:1 | Mounting Style: | Base |
| Input Diameter (in): | 0.625 in | Output RPM: | 29 |
| Reduction: | Single | Output Shaft Direction: | Double |
| Overhung Load Rating (Output Shaft(lb)): | 775 lb | Output Torque Rating (in-lb): | 940 in/lbs |
| Housing Material: | Cast Iron | Output Shaft: | Solid Shaft |
General Specifications
| UPC: | 690310061534 | Weight: | 21.00 LB |

