4H series hand pull valve (asco type) Model 4H210-06 4H210-08 4H230-08 4H310-08 4H310-10 4H330-10 4H410-15 4H430-15 Working medium 40 micron filtered air Motion pattern Direct drive type Joint pipe bore  G1/8           In=Out=G1/4”           Exhaust=G1/8”             In=Out=Exhaust=G1/4” In=Out=G3/8” Exhaust=G1/4”            IN=Out=Exhaust=G1/2” Working-pressure range 0-0.8Mpa Operating temperature range 0～60℃