Material: Stainless steel 1.4301 (AISI 305).
Bolts for transmission of radial forces with slightly part-turn movement, like in clevis joints. With pinhole for a split pin DIN EN ISO 1234 (formerly DIN 94) or a spring cotter pin. To be used with one washer DIN EN ISO 7089 (formerly DIN 125 A). The pin is only a protection against unwanted loosening. Not for axial load.