GROVE GEAR NH8300521.31 NH-HM830-50-H1-56-31 Worm Reducer, 50:1 Ratio, 0.875 Inch I.D, 1.938 Inch O.D, Cast Iron
Get it by Friday, Apr 17
€2,943.46 /unit
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Product Specifications:
| Item | Reducer |
| Assembly | HM-H1 |
| Bore Code | 31 |
| Center Distance | 3" |
| Frame | 56C |
| Gear Type | Worm |
| Gearbox Type | Worm |
| Housing Material | Cast Iron |
| Input Bore (c Face) | 5/8" |
| Input Bore Size | 5/8" |
| Input Dia. | 7/8" |
| Input Hp @ 1750 Rpm | 1.535 hp |
| Input Keyway Size | 3/16" x 1.63" |
| Input Keyway Size (c Face) | 3/16" x 3/32" |
| Input Rpm | 1750 RPM |
| Input Style | Flexible Coupling Input |
| Material | Cast Iron |
| Max Input Hp | 1 183/200 hp |
| Max. Input Hp | 1.915 hp |
| Mounting Type | Shaft Mount |
| No. Of Gear Reductions | 1 |
| Output Diameter | 1.938" |
| Output Hp | 1.383 hp |
| Output Key Size | 1/2" x 3.38" |
| Output Rpm | 35 RPM |
| Output Shaft | Hollow Bore |
| Output Shaft Assembly Code | H1 |
| Output Shaft Orientation | H1 |
| Output Shaft Thrust Rating | 2574 |
| Output Shaft Type | Hollow Shaft |
| Output Style | H1 |
| Output Torque | 2026 lbs.-in. |
| Product Line | NH Series - Ironman Narrow Housing Worm Gear Reducers |
| Reducer | Worm - Right Angle |
| Reduction Type | Single |
| Series | NH Series |
| Series Style | NH-HM-H1 |
| Service Factor | 1 |
| Shaft Seal Material | Viton |
Shipping Info:
| Ship weight (kg) | 27 |
| Ship height (cm) | 38.1 |
| Ship length (cm) | 49.23 |
| Ship width (cm) | 38.43 |
Product Variants
| Product | Model | output torque | max. input hp | mounting type | input style | output rpm | output style | output shaft assembly code | assembly | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
NH8300257.00 | 2015 lbs.-in. | 3.947 hp | Base | C Face Quill | 87 RPM | L | L | BMQ-L | €2,116.10 | |
![]() |
NH8300215.00 | 1684 lbs.-in. | 0.895 hp | Base | C Face Quill | 21 RPM | D | D | BMQ-D | €2,220.88 | |
![]() |
NH8303010.00 | - | - | - | Quill | - | - | - | - | €1,143.48 | RFQ
|
![]() |
NH8300209.00 | 2015 lbs.-in. | 3.947 hp | Base | C Face Quill | 87 RPM | D | D | BMQ-D | €2,220.88 | |
![]() |
NH8300251.00 | 1684 lbs.-in. | 0.895 hp | Base | C Face Quill | 21 RPM | D | D | BMQ-D | €2,220.88 | |
![]() |
NH8300202.00 | 1924 lbs.-in. | 1.637 hp | Base | C Face Quill | 29 RPM | R | R | BMQ-R | €2,116.10 | |
![]() |
NH8300244.00 | 2026 lbs.-in. | 4.843 hp | Base | C Face Quill | 116 RPM | D | D | BMQ-D | €2,220.88 |
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Contact us
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We're available Monday through Friday, from 07:30 until 17:00.
GROVE GEAR NH8300521.31 NH-HM830-50-H1-56-31 Worm Reducer, 50:1 Ratio, 0.875 Inch I.D, 1.938 Inch O.D, Cast Iron
€2,943.46 /unit



