Plastic Hollow Knurled Knobs have stainless steel threaded stud.

Press Release Summary:

Temperature resistant to 194°F, GN 421.12 metric technopolymer plastic hollow knurled knobs have 304 Cu stainless steel threaded stud and swivel thrust pad. RoHS compliant hollow knurled knobs have ball end with diameter smaller than core diameter of thread. Thrust pad, made of black technopolymer plastic with matte finish, is supplied unmounted and allows for swivel of 15°. It is clipped on, and design likewise facilitates removal.

Original Press Release:

J.W. Winco Now Offers Technopolymer Plastic Hollow Knurled Knobs with Stainless Steel Threaded Stud

NEW BERLIN, WI – J.W. Winco, Inc., a leading supplier of standard industrial machine components, announced it now offers GN 421.12 Metric Size, Technopolymer Plastic Hollow Knurled Knobs with a Stainless Steel Threaded Stud and Swivel Thrust Pad.

Temperature resistant to 194° F (80 °C), the RoHS compliant hollow knurled knobs have a ball end whose diameter is smaller than the core diameter of the thread. The thrust pad, which is made of black technopolymer plastic with a matte finish, supplied unmounted, and allows for a swivel of 15°, is easily clipped on and taken off.  In clamping applications, the partially protruding steel hub of the knurled knob prevents chipping of the plastic of the knob base.

The knob body is a black technopolymer plastic with a smooth, glossy finish, while the threaded stud is 304 Cu stainless steel, molded-in.

J.W. Winco offers an extensive 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. J.W. Winco’s website catalog, with 3D CAD and online buying, is viewable at

For more information, contact J.W. Winco at 800-877-8351, by fax at 800-472-0670, on the Web at, and via e-mail at

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