2499.htm

www.festo.com/usa

Shock absorber

Software for downloading:

Type	Size	Stroke [mm]	Energy absorption per stroke [J]	Cushioning characteristic curve	Description
Shock absorber YSR	8, 12, 16, 20, 25, 32	8, 12, 20, 25, 40, 60	4 … 380	Adjustable	Hydraulic shock absorber with pressure-controlled flow control function Hardness of cushioning adjustable Oil refillable (with the exception of YSR-8-8-D) Shock absorber YSR in the catalogue
Shock absorber YSR-C	4, 5, 7, 8, 10, 12, 16, 20, 25, 32	4, 5, 8, 10, 12, 20, 25, 40, 60	0.6 … 380	Self-adjusting	Hydraulic shock absorber with path-controlled flow control function Short cushioning stroke Suitable for rotary drives Maintenance-free Continuous mounting thread Shock absorber YSR-C in the catalogue
Shock absorber YSRW	5, 7, 8, 10, 12, 16, 20	8, 10, 14, 17, 20, 26, 34	1.3 … 70	Self-adjusting, with progressive characteristic curve	Hydraulic shock absorber with path-controlled flow control function Long cushioning stroke Suitable for low-vibration operation Short cycle times possible Maintenance-free Continuous mounting thread with spanner flat Shock absorber YSRW in the catalogue
Shock absorber YSRWJ	5, 7, 8	8, 10, 14	1 … 3	Self-adjusting, with progressive characteristic curve	Cushioning with self-adjusting, progressive hydraulic shock absorber (YSRW) End position sensing with proximity sensor SME/SMT-8 Precision end position adjustment Shock absorber YSRWJ in the catalogue
Shock absorber DYEF	M4, M5, M6, M8, M10, M12, M14, M16	1.7; 2.8; 3.1; 3.4; 3.7; 4.2; 5; 4.8	0.005 … 0.25	Adjustable	Continuous mounting thread with internal hex Fixed stop Mechanical shock absorber with flexible rubber buffer Flexible rubber buffer for a defined metallic end position Shock absorber DYEF in the catalogue
Shock absorber DYSC	5, 7, 8, 12	5, 8, 12	1 … 10	Self-adjusting	Continuous mounting thread with internal hex Fixed stop Hydraulic shock absorber with path-controlled flow control function Short cushioning stroke Suitable for rotary drives Maintenance-free Shock absorber DYSC in the catalogue
Shock absorber DYSW	4, 5, 7, 8, 10, 12	6, 8, 10, 14, 17, 20	0.8 … 12	Self-adjusting, with progressive characteristic curve	Continuous mounting thread with internal hex Fixed stop Hydraulic shock absorber with path-controlled flow control function Long cushioning stroke Suitable for low-vibration operation Short cycle times possible Maintenance-free Shock absorber DYSW in the catalogue
Hydraulic cushioning cylinder YDR	16, 20, 25, 32	20, 25, 40, 60	32 … 384	Linear, adjustable	Energy is dissipated by displacing oil through a flow control valve An integrated compression spring returns the piston rod to the initial position Suitable for low feed speeds of up to 0.1 m/s Hydraulic cushioning cylinder YDR in the catalogue