Balanced Single Spring Seal

The SEPCO® BSS is a rotary designed, balanced, single spring seal capable of handling higher operating pressures than conventional unbalanced single spring designs. Large coil springs are resistant to clogging and allow the BSS to operate successfully in equipment with end play to 1/8".

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Operating Capabilities

Pressures: 350 PSI, Temperatures: 400°F / 204°C, Speeds: 1800 fpm