HI-VAC® T-Type Valve with PTFE Plug and No Tip O-Ring
T-valve configuration, without tip o-ring exposure, allows closure of the bottom arm while vacuum or gases continue to flow through the sidearms.
- O-rings are FKM
- Designed with a precision external thread for fine control
- Can be used as a bleed up to 1/2 turn
- Full open position is at 1-1/2 turns
- Primary seal is made with a FKM o-ring on a tapered seat
- Non-rotating PTFE shaft can be used continuously at system temperatures of 230 °C or intermittently at 275 °C
- Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements