5895-12-338-7082

3950-15-181-3641 3950151813641 151813641 is a derrick consisting of a spar, mast, or a-frame set on end and usually supported at the bottom by two horizontal spars or sills, with inclined beams running from end of sills to mast to form a triangle. a boom is fastened to the lower end of the mast or of the sills. the boom is so arranged that it may be raised or lowered at different angles or swung horizontally. the hoisting unit is generally not an integral part of this device but may be located any distance from the derrick.

4921-01-181-3641 4921011813641 011813641 PANEL,PLATE

3120-12-181-3641 3120121813641 121813641 is a detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. it is used to carry a load and to reduce sliding friction. it does not employ rolling elements. the outer member of the assembly is modified to provide a shank. the inner member may be either a plain spherical bearing or a sleeve bearing. excludes bearing, plain, spherical and bearing, plain, self-aligning.

3950-12-309-4800 3950123094800 123094800 is a derrick consisting of a spar, mast, or a-frame set on end and usually supported at the bottom by two horizontal spars or sills, with inclined beams running from end of sills to mast to form a triangle. a boom is fastened to the lower end of the mast or of the sills. the boom is so arranged that it may be raised or lowered at different angles or swung horizontally. the hoisting unit is generally not an integral part of this device but may be located any distance from the derrick.

1560-00-181-3641 1560001813641 001813641