J.W. Winco, Inc., a supplier of standard industrial machine components, announced it's now offering GN 319.5 revolving ball knobs, long shoulder type, with stainless steel tapped shoulder, in inch and metric sizes.

These RoHS-compliant revolving knobs can be utilized instead of revolving handles.The tapped shoulder allows the revolving ball knob to be mounted from the underside via a screw or bolt, which can then be mounted to sheet metal in a variety of thicknesses, flat bar, or castings, to create a quick cranking or turning mechanism.

The hand piece is black phenolic plastic (Duroplast PF). The tapped shoulder is stainless steel, European Standard No. 1.4305 (American Standard Series 303), matte shot-blasted finish. Also available is a version with stainless steel threaded spindle.

J.W. Winco offers a selection of inch and metric size adjustable levers, cabinet U-handles, plastic and steel hinges and locking mechanisms, revolving and retractable handles, hand wheels, hand cranks, tube connection and conveyor components, inch and metric construction tubing, shock absorption mounts, leveling mounts, hand knobs, spring, ball and indexing plungers, jig, fixture and fastening components, retaining magnet assemblies, toggle clamps, metric casters and wheels, universal joints, oil sight glasses, and metric tools for the industrial and commercial equipment industries.