Learn How Tsubaki is supporting Meat & Poultry Companies.
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Learn how Tsubaki is supporting Meat & Poultry Companies.

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  • Corrosion protection
  • Global standard for keyless shaft locking
  • Built in tap holes for easy removal
  • Inch size range: 3/4" thru 4"

For selection and application see Technical Notes download
Unit of Measure


d - Shaft O.D.

N/A 2.688 in

t1 - Shaft Dia. Tolerance

N/A -0.0018 in +0

D - Hub Counter I.D.

N/A 4.337 in

t2 - Hub Counter ID Tolerance

N/A +0.0021 in -0


N/A 1.073 in


N/A 0.984 in


N/A 1.467 in

Transmissible Torque

N/A 2891 ft·lb

Transmissible Thrust

N/A 26302 lb

P - Contact Pressure - Shaft

N/A 27558 psi

P' - Contact Pressure - Hub Bore

N/A 17260 psi


N/A 2.800 lb

Locking Bolts


N/A 11


N/A M10x25

Tightening Torque

N/A 50.000 ft·lb

Features & Application


  • Multipurpose
    Ideally structured and highly reliable locking device
  • Low Machining Costs
    Keyway, splines, presses and thermal fittings are not required. Optimum performance is achieved with low shaft and hub tolerances minimizing the total machining costs.
  • Easy to Install
    Install or removes just by tightening or loosening of bolts. No need to hassle with adjusting keyways and thermal fittings.
  • Options to Fit Every Application
    Stainless Steel and electroless nickle plating options are offered for standard models. Both are highly durable in corrosive or clean room environments.

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