This straight high−vacuum valve is for use in vacuum applications up to 5 x 10−7 Torr.
- Designed with a precision external thread for fine control
- Can be used as a bleed up to 1/2 turn
- 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 ℃ or intermittently at 275 ℃
- Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements