TSUBAKI Keyless (Friction Type) Locking Device
Power-Lock®
This friction type locking device allows easy, strong, and secure connections between shafts and hubs without backlash. The environment-resistant series is also available, which is suitable for use in clean rooms.
Power-Lock Units: RoHS compliant.
Product Lineup
Power-Lock® Units
KE Series
Compatible with a wide range of shaft tolerances
Low Contact Pressure type New Release
AS Series
Most popular multipurpose type
AD-N Series
High torque transmission capacity type
AE Series
General-use type with self-centering feature
TF Series
Suitable for small hub applications with the small inner-to-outer diameter ratio
RE Series
High corrosion resistance by employing austenitic stainless steel
ML Series
Quick connection with a single nut
SL Series
External locking devices ideal for hollow shaft connections
EL Series
Simple locking elements
EF Series
Built-in pressure flange type of EL Series
Integrated Pulleys/Sprockets
S Type Lock Pulleys
Tsubaki’s most versatile lock pulley. It can be used with Ultra PX Belts thanks to its heavy-duty locking features. Electroless nickel-plated types and types with high strength aluminum alloy (A7075 equivalent) pulley units are also available.
Available standard product models: P5M, XL, P8M, P14M, L, H
N Type Lock Pulleys
Enables easy locking by tightening a single nut. Shaft bore diameters are available from 7mm. Suitable for small shaft diameter locking.
Available standard product models: P3M, P5M, XL, L, H
C Type Lock Pulleys
Clamp collar type that can be locked easily with two bolts. Has excellent rotation balance, and can be used on small diameter shafts without changing the shape of the pulley.
Available standard product models: P2M, P3M, P5M
Lock Series RS Sprocket
Tightening the bolts creates frictional force on the tapered sleeve that will tightly secure the sprocket to the shaft. Phase alignment is also easy.
