Equivalent to Parker Hannifin-Pradifa® "5100 & XA", SKF Economos® "ST108" and Simrit Freudenberg® "BV, BU, BH & BG" profiles.

DST108: Backup Rings

SCS, INC. DST108: Inactive back-up ring , most commonly used with O-ring to avoid gap extrusion. Split and non-split design available. Suitable for large extrusion gaps and large diameters. Can be combined with all seal profiles to increase pressure by controlling the extrusion gap. Extremely adaptive possibilities for diverse temperatures and media with a wide selection of seal materials. Available in standard, metric and custom sizes from 0-200" in diameter.

SEAL INFORMATION
Profile DST108
TEMPERATURE RANGE -65° to +400° F
PRESSURE RANGE 0 to 6,000 PSI
SPEED 0.5 m/s

MAXIMUM PSI Per Extrusion GAP Dimension
MAX DIAM. GAP: 0.032″ 0.015″ 0.012″ 0.009″
PRESSURE: 3000 PSI 5000 PSI 7000 PSI 10,000 PSI

*Disclaimer: PSI Range is based upon material and extrusion gap.