|Threaded body: Zinc die-cast, matte black powder coated finish
Stainless steel, European Standard No. 1.4305 (American Standard Series 303)
Knob: Technopolymer plastic (Polyamide PA), black matte finish or red RAL 3000 finish, not removable
Type B - Lock-out type
Type C - Non lock-out type
||GN 817.1 Indexing plungers Type C are used for such applications where the plunger has to stay in its retracted position. To achieve this, the knob is rotated by 90° degrees after being retracted. A notch keeps the plunger in this position.