供应美国马丁MARTIN QD锥套。Bushings cannot be bored larger than largest bore listed.
For detail dimensions required for machining hubs, consult factory.
Ø For general reference. Severe conditions may require larger hub. Heavy well-located web may permit smaller hub. Hub diameter required depends on the
particular application. Consult Martin giving full information on the proposed design. Hub diameters shown are based on 1400, 2110 and 3500 Kg/Cm2.
minimum ultimate tensile strength respectively for Class 20 gray iron, Class 30 gray iron and steel hubs.
† 2 screws required. Use in positions shown for tightening bushing on shaft. In removing bushing from shaft, remove screws and use one of them in the other
hole. Bushing price includes screws.
H Space required to tighten bushing. Also space required to loosen screws to permit removal of hub by puller.
HH  Space required to loosen bushing using one screw as jackscrew — no puller required.
‡ Standard hex key cut to minimum usable length.