Pneumatic 3-Way Ball Valve


  • Vacuum rated to 1 X 10-8 Torr
  • Helium leak rated less than 1 X 10-9 std. cc/sec
  • Max Temp w/Standard Viton® (FKM) -26°C to 150°C (-15°F to 302°F)Higher operating temperatures are possible with alternate o-ring and grease options. Contact our sales department for more information.


  • Valve body, ball, stem, and end caps: machined from solid 316L stainless steel
  • Standard seal: fluoroelastomer
  • Seats: PTFE Teflon®
  • Lubricant: Dow Corning® High Vacuum Grease


  • Actuator operating pressure: 80 – 120 psig
  • Actuator temperature range:
    • Moist air: 0°C to 150°C (32°F to 302°F)
    • Dry air: -20°C to 150°C (-4°F to 302°F)
  • Both Air-to-Open, Spring-to-Close (AS) single acting actuators and Air-to-Open, Air-to-Close (AA) double acting actuators are available
  • 1/8 NPT air line hook-up
  • Visual and mechanical position indicators available
  • Solenoids available for 120VAC, 240VAC or 24VDC versions

Service Kits and Accessories

Service kits are available for all 3-way ball valve series.
Use TL-RK-S 3-way ball valve service kit for both 1-1/2″ and 2″ valves.
Kit includes:

  • (1) stem o-ring
  • (3) body o-rings
  • (2) Teflon seats
  • (1) PEEK stem bearing
  • (1) nylon lock nut

Service kit instructions are available for download here: Manuals and Technical Data Sheets

Lock Kits

Lock kits are available for both manual and pneumatic 3-way ball valves.


Solenoids for pneumatic valves are available in 120VAC and 24VDC 3-way and 4-way switches.

Position Indicator

Use TL-SB-PI-04 for pneumatic 3-way ball valve position indication.

*Dimensions are in inches unless otherwise specified

Part IDReference NumberA B C D E F G H Ball Port End Cap Type End Cap Tube OD Conductance (L/Sec) 3D CADDrawingUnit PriceIn StockQty, Add To Cart
Part ID3008325Reference NumberTL4150-QF40-AA-H062A 5.33B 10.10C 3.70D 7.80E 5.20F 8.10G 3.90H 3.28Ball Port 1.375End Cap Type QF40End Cap Tube OD 1.50Conductance (L/Sec) 293D CADLoginDrawingLoginUnit Price$2,395.00-
Part ID3008326Reference NumberTL4200-QF50-AA-H062A 6.31B 10.10C 3.70D 7.80E 5.70F 8.10G 4.40H 3.76Ball Port 1.375End Cap Type QF50End Cap Tube OD 2Conductance (L/Sec) 343D CADLoginDrawingLoginUnit PriceRequest a Quote-