Grove Gear NH Series - Ironman Narrow Housing Worm Gear Reducers Cast Iron Single-Reduction Worm Reducer - NH-BM842-20-R-210
Part #:NH8420161.00
Catalog #:NH-BM842-20-R-210
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
| H-Tap size: | 1/2 - 13 UNC in | G: | 1.88 |
| B: | 9.75 | T: | 1.75 |
| F: | 3.75 | K: | 3.75 in |
| BD: | 9 | C: | 11.5 in |
| L1: | 12.9 in | D: | 4.5 |
| AJ: | 7.25 | N: | 7.5 |
| O: | 3.88 in | U: | 1.25 in |
| AK: | 8.5 | BE1: | 0.5 in |
| L: | 9.57 in | TAP Depth: | 1 in |
| Center Distance (in): | 4.25 in | J: | 7.5 in |
| I: | 6.1 in | BF: | 0.53 |
| A: | 4.75 |
Technical Specifications
| Product Line: | NH Series - Ironman Narrow Housing Worm Gear Reducers | Reducer Style: | Worm - Right Angle |
| Output HP: | 8.458 | Gear Type: | Worm |
| Output Key: | 3/8 x 2.25 | Input Style: | Flexible Coupling Input |
| Series Style: | NH-BM-R | Input Keyway: | 1/4 X 2.50 in |
| Thrust Rating - output shaft: | 2533 | Input HP: | 9.462 |
| Product Type: | Right Angle | Input Diameter (in): | 1.25 in |
| Service Factor: | 1 | Input RPM: | 1,750 |
| Ratio Range: | 20:1 | Input HP @ 1750 RPM: | 9.462 |
| Output Diameter (in): | 1.750 in | Assembly: | BM-R |
| Output RPM: | 87 | Output Shaft Assembly Code: | R |
| Output Style: | R | No. of Gear Reductions: | Single |
| Frame Size: | 210TC | Output Shaft Orientation: | R |
| Input Bore (C Face): | 1.375 | Motor Frame Size: | 210 |
| Series: | NH Series - Ironman Narrow Housing Worm Gear Reducers | Input Keyway (C Face): | 5/16 x 5/32 |
| Model Code: | BM842 | Overhung Load: | 3,320 |
| Center Distance (in): | 4.25 | Series Code: | NH |
| Ratio: | 20:1 | Reducer: | Worm - Right Angle |
| Shaft Seal Material: | Viton | Mounting Style: | Base |
| Reduction: | Single | Output Shaft Direction: | Right |
| Overhung Load Rating (Output Shaft(lb)): | 3,320 lb | Output Shaft: | Solid Shaft |
| Output Torque Rating (in-lb): | 6092 in/lbs | Housing Material: | Cast Iron |
General Specifications
| UPC: | 690310079690 | Weight: | 131.00 LB |