Solutions for the Bridge & Dam Market

Dams Spillways

Nuttall Gear

Primary and Secondary Drives

Nuttall Gear Primary Secondary Drives
    • Through-hardened or carburized helical gearing
    • Carburized or through-hardened bevel gearing
    • Welded steel housings for strength and durability
    • All welds inspected by an Independent Certified Weld Inspector (CWI)
    • In-house no-load testing and load testing to 500 HP
    • “Buy USA” requirement, including country of origin for the steel
    • ASTM A668 and ASTM A829 key steel stock
    • Premium primers and top coats
    • Easily-removed protective coatings for non-painted surfaces
    • Chemical CMTRs for all components, both rotating and stationary, including gearing, shafts and case material.
    • Physical CMTRs for rotating components
    • Gearing inspected per AGMA 6010-E88
    • Hygroscopic or moisture trap breathers
    • Minimum L10 bearing life rating (typically 40,000 hours)
We are now a part of Regal Rexnord.
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