Needle Valves
Chemline N Series Needle Valves are designed for fine throttling of corrosive and ultrapure fluids at low flow rates. Because the seal material is PTFE, these valves are suitable for aggressive chemicals where similar valves with elastomer seals will not stand up.
Materials: PVC, CPVC, PPG
Sizes: ¾", ⅜", and ½:"
Ends: Female NPT
Stem Seal: PTFE
Features:
Precise Control
PTFE Seal – No Elastomers
Lubrication Free
Heavy Duty Construction 
