Cast Iron – Narrow (NH Series)

The Grove Gear IRONMAN NH Series features a compact and narrow profile designed to fit space allocations in new or existing equipment. Small, but mighty, the cast iron gear reducer is packed full of premium features.

Specification

• Center Distances from 1.33” through 5.25” available.
• 14 sizes available with input horsepower ratings up to 104 HP. 
• Available in single, double and triple reduction.
• Ratios from 5:1 to 216,000:1. Helical worm ratios from 25:1 to 600:1.

Standard 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. 
• Oversized steel output shaft provides superior overhung load and torque characteristics. 
• 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. 
• Available pre-assembled with LEESON or Lincoln Motors for the perfect GEAR+MOTOR™ package.

Accessories

• T Base Worm Over
• U Base Worm Under 
• J Mount – Vertical Input Base
• F Flange
• VL & VH Vertical Output Base
• Hollow Shaft Tie Rod Kit
• Torque Arm Bracket
• R Riser Block