Grove Gear NH Series - Ironman Narrow Housing Worm Gear Reducers Cast Iron Single-Reduction Worm Reducer - NH-HM821-40-H1-56-16
Part #:NH8210520.16
Catalog #:NH-HM821-40-H1-56-16
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
| AB: | 3.69 | B: | 4.5 |
| AE1: | 0.3 | Center Distance (in): | 2.06 in |
| BF: | 0.41 | BD: | 6.5 |
| V: | 1.94 in | AK: | 4.5 |
| I: | 3.61 in | AG: | 4.65 |
| LM: | 7.07 | D: | 2.31 |
| L: | 4.82 in | AJ: | 5.88 |
| AE2: | 0.85 | BE: | 0.38 in |
| G: | 1.82 | T: | 1 |
| P: | 1.38 in | LL: | 2.12 in |
| AF: | 0.19 | U: | 0.625 in |
| H: | 0.53 in | AA: | 8 |
Technical Specifications
| Output Key: | 1/4 X 2.50 | Product Line: | NH Series - Ironman Narrow Housing Worm Gear Reducers |
| Output HP: | 0.674 | Service Factor: | 1 |
| No. of Gear Reductions: | Single | Input Diameter (in): | 0.625 in |
| Input HP: | 0.916 | Series Style: | NH-HM-H1 |
| Shaft Seal Material: | Viton | Input Style: | Flexible Coupling Input |
| Series: | NH Series - Ironman Narrow Housing Worm Gear Reducers | Input Keyway (C Face): | 3/16 x 3/32 |
| Gear Type: | Worm | Bore Code: | 16 |
| Reducer Style: | Worm - Right Angle | Input Bore (C Face): | 0.625 |
| Mounting Style: | Shaft Mount | Reducer: | Worm - Right Angle |
| Assembly: | HM-H1 | Thrust Rating - output shaft: | 1144 |
| Center Distance (in): | 2.06 | Output RPM: | 43 |
| Product Type: | Right Angle | Output Shaft Orientation: | H1 |
| Ratio Range: | 40:1 | Model Code: | HM821 |
| Ratio: | 40:1 | Output Style: | H1 |
| Input Keyway: | 3/16 X1.38 in | Output Diameter (in): | 1 in |
| Input HP @ 1750 RPM: | 0.916 | Frame Size: | 56C |
| Series Code: | NH | Motor Frame Size: | 56C |
| Input RPM: | 1,750 | Output Shaft Assembly Code: | H1 |
| Reduction: | Single | Output Shaft Direction: | H1 |
| Housing Material: | Cast Iron | Output Shaft: | Hollow Bore |
| Output Torque Rating (in-lb): | 971 in/lbs | Overhung Load Rating (Output Shaft(lb)): | 775 lb |
General Specifications
| UPC: | 690310063378 | Weight: | 26.00 LB |