Izvedba
Material
Termoplast (poliamid, PA), ojačan s steklenimi vlakni, črno-siva, matiran.
Standardne izvedbe
- ERF-B: brass boss, threaded blind hole.
- cylindrical blind hole, brass reinforcement and transversal semi-machined hole for pinning to shaft.
- square blind hole with transversal set screw UNI 5929-85 (grub screws with hexagon socket and cup end).
- ERF-p: zinc-plated steel threaded stud, chamfered flat end UNI 947 : ISO 4753 (see Tehnički podaci).
