steel, high temperature alloys, titanium and certain exceptional performance in 34190

Jergens Plastic Lobe Knobs with Stud by ELESA® are ergonomically-designed to give the user extra grip and control during operation across a wide range of industrial environments. Features, Benefits, & Product Specifications: - Knob Materials: High-Resilience Polypropylene-Based Technopolymer (Part No.'s 33-) Phenolic-Based Duroplast (Part No.'s 34-) - High-Resilience Polypropylene-Based Technopolymer (Part No.'s 33-) - Phenolic-Based Duroplast (Part No.'s 34-) - Knob Styles & Finish: With Cap, Black Matte (Part No.'s 33-) Solid Section, Black Matte (Part No.'s 34-) - With Cap, Black Matte (Part No.'s 33-) - Solid Section, Black Matte (Part No.'s 34-) - Studs: Zinc-Plated Steel Threaded Stud with Chamfered Flat End (Part No.'s 33-) AISI 303 Stainless Steel Threaded Stud with Chamfered Flat End (Part No.'s 34-) - Zinc-Plated Steel Threaded Stud with Chamfered Flat End (Part No.'s 33-) - AISI 303 Stainless Steel Threaded Stud with Chamfered Flat End (Part No.'s 34-) - Resistant to solvents, oils, greases, and other chemical agents