GN 5337.3 Series Plastic Safety Lobed Knobs

J. W. Winco, Inc., a supplier of standard industrial machine components, announces it has expanded its offerings to include GN 5337.3 series plastic Safety Lobed Knobs with a Steel Tapped Insert. The tapped insert, screw and spring are made of steel in a black oxide finish, and the molded-in inlay is zinc die-cast. 

• Available in metric and inch sizes
• RoHS compliant
• Features special glass fiber-reinforced technopolymer plastic with black matte finish construction 
• For applications where any unintended loosening of knob may lead to accidents
• Not engaged with tapped insert in non-operative mode so it may be turned easily
• Engages with insert for tightened or loosened after axial pushing of knob
• After release, serrations disengage by means of a spring
• Provides aesthetic appearance and higher torque capabilities via five lobe design 
• Temperature resistant to 130 C (355 F)
• Resistant to solvents, oils, grease, and other chemical agents
• Versions with stainless steel inserts or with colored cover caps are available upon request
• Other modifications, such as cross holes, set screw holes, and threaded studs, are also available