Locking assemblies
A complete and ready-to-use solution for attaching hub bodies to shafts and axles with precision.
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SIT-LOCK keyless locking devices
The SIT-LOCK® keyless locking devices produced by SIT S.p.A. for more than 30 years are ideal for any shaft-hub connection application.
RfN 7004
The RfN 7004 locking assembly is an extended version of the tried-and-tested RfN 7003 series.
RfN 7005
Long 3-piece version for high torques, self-centring.
RfN 7012
Ultra-narrow 4-piece version. Due to the clamping cones, there is no axial displacement. Self-releasing.
RfN 7012.2
Identical to the RfN 7012, but suitable for high bending moments thanks to the optimised screws.
RfN 7013.1
Short 3-piece version with flange, self-centring. Due to the flange, there is no axial displacement.
RfN 7015.0
5-piece precision locking assembly, self-centring. No axial displacement of the hub and shaft.
RfN 7015.1
5-piece precision locking assembly, self-centring. No axial displacement of the hub and shaft.
RfN 7515
Extended 3-piece version, self-centring. Suitable for bending moments and radial loads.