Material:Steel versionIndexing pin hardened:grade 5.8.Stainless steel versionIndexing pin hardened:Threaded body 1.4305 (AISI 303 equivalent).Indexing pin 1.4034(AISI 420 equivalent).Indexing pin not hardened:Threaded body 1.4305 (AISI 303 equivalent).Indexing pin 1.4305 (AISI 303 equivalent).Key ring 1.4310 (AISI 301 equivalent), bright.Version:Steel version:Indexing pin hardened, ground, black oxidized.Stainless steel version:Indexing pin hardened, ground and bright.Indexing pin not hardened, ground and bright.Note:Indexing plungers are used to prevent any change in locking position due to lateral forces. A new locking position can only be set after the pin has been disengaged. The key ring is also suitable for automatic actuation of the indexing plunger by e.g. program-controlled pneumatic cylinder or by remote control using bowden cables.On request:Special versions.Accessory:Spacer rings K0665