Type A - Without Handle
Type D - With Revolving Steel Handle GN598
Coding ZI - Engaged By Pulling
Coding DR - Engaged By Pushing
GN321.4 Disc Safety Handwheel, Aluminium, Friction Bearing
These disc handwheels are engaged into their active position by either pushing (option DR), or pulling (option ZI), preventing accidental adjustment. They can be supplied with or without revolving handles. The use of coupling attachments in handwheels other than those specified (GN000.4) is also possible.
Hub - Machined
Rim - Turned, high-polished, concentric and square to bore < 0,4
Body - Unmachined, matt shot-blasted.
Revolving handles GN598 - Steel ST, plastic coated black, matt.
Coupling Attachments GN000.4