Diagrams
Sakagami RGY piston seal — dimension table & groove drawing
RGY hydraulic piston packing (RN923) — SKY-compatible groove, sizes 40 mm to 250 mm bore with TCS back-up ring.
Description
Sakagami RGY piston seal dimension page: single-acting profile compatible with SKY grooves, wear-resistant compound RN923, groove detail and stocked sizes 40–250 mm bore with matching TCS back-up ring and SKY cross reference.



