Manufactured from borosilicate glass 3.3 Similar to 826500 but without tip O-Ring exposure. 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 …

      The straight high-vacuum valve without tip O-ring is for use in vacuum applications up to 5×10-7torr.   Designed with a precision external thread for fine control Valve can be used as a bleed up to ¹/2 turn Full open is at…