Grove Gear GR-HMQ830-20-H1-140-24 Ironman Speed Reducer, Ratio 25:1 3.355HP

Heavy‑duty cast‑iron right‑angle worm gearbox from the Grove Gear IronMan GR‑HMQ830 series, designed for high‑torque, low‑speed industrial applications such as conveyors, material handling, packaging, and general machinery. Built for durability with precision‑machined cast‑iron housing, bronze worm gear, tapered roller bearings, and premium PAG lubricant.
Technical Specifications
Catalog Number: GR8300578.24
Model Number: GR‑HMQ830‑25‑H1‑140‑24
Gear Ratio: 25:1
Output Speed: 70 RPM @ 1750 RPM input
Input Horsepower Rating: 3.355 HP @ 1750 RPM
Output Torque: 2527 in‑lbs
Gear Type: Single‑reduction worm gear, right‑angle output
Housing Material: Cast iron, heavy‑duty construction
Lubrication: Factory‑filled Mobil Glygoyle 460 PAG synthetic lubricant
Input Type: NEMA C‑Face quill, 7/8 in (0.875 in / 22.225 mm) input bore
Output Type: Hollow bore, H1 configuration, 1.50 in (38.1 mm) bore
Center Distance: 3.00 in (76.2 mm)
Mounting Frame: 140TC
Mount Footprint: 4.00 in × 7.00 in
Overall Length: 10.79 in (274.1 mm)
Overall Width: 7.50 in (190.5 mm)
Overall Height: 9.50 in (241.3 mm)
Seal Type: Viton® double‑lip seals for high‑temperature and chemical resistance
Bearings: Oversized high‑speed bearings; tapered roller output bearings
Overhung Load Capacity: 2170 lbs
Thrust Load Rating: 2574 lbs
Weight: 69 lbs (31.33 kg)
NEMA Motor Frame Compatibility: 140TC / 143/145TC
Color / Coating: Blue finish
Series: IronMan GR‑HMQ Series
Application: General‑purpose, high‑torque, low‑speed equipment
Manufacturing Country: United States (Union Grove, Wisconsin)
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