Material: Stainless steel 1.4305 (AISI 303)/1.4404 (AISI 316 L). Tension spring: 1.4310. Plunger pin: Ground, chemically nickel-plated. Cap: Plastic Thermoplast (polyamide) black, matt finish.

Note: cam-action indexing plungers are used if the plunger pin sometimes needs to be retracted, i.e must not stick out. Turning the indexing plunger by 180° causes the plunger pin to retract. There is a notched catch to ensure the plunger can be locked in both positions.

Version A-N: Without counter nut, without plastic cap.

Version B-N: Without counter nut, with plastic cap.

Version AK-N: With counter nut, without plastic cap.

Version BK-N: With counter nut, with plastic cap.