Manual Brass Ball Valves

Intended for high- and course-vacuum service.

• Leak rate is less than 1x10^-9 std. cc/sec. He.
• Feature Teflon^® seats and fluorocarbon seals, both easily replaceable without demounting
• When open, valves have an unrestricted bore, giving high gas conductance and making them useful in low-cost sample entry locks
• When closed, main bore is pumped through a side vent hole
• Available with terminations in female NPT, KF flanges, as well as weldable or braze sockets which are able to accept tubes from 1/4" to 2-1/8" diameter

NOTE: Ball valves can be very “stiff” upon initial operation, this is normal.

NOTE: Pneumatic actuation is available upon request. Please contact for pricing and availability.

Lesker Manual SS Ball Valves