Product Description
Stainless Steel High Pressure NeedleValve
2.Temperature from -65°F to 450°F ( -54°C to 232°C )
with PTFE packing
Temperature from -65°F to 1200°F ( -54°C to 649°C )
with Grafoil packing
3.Safe union-bonnet constrution
4.Back seating design protects the packing in fully
open position
5.Panel mountable
6.Packing below stem thread isolates the thread
lubricants from the media
7Non-rotating stem tip
8.100% factory tested
•Pressure Rating up to 6,000 psig (413 bar) @ 100°F (38 °C).
•Temperature Rating up to 449°F (232°C) with standard PTFE packing; up to 1,200°F (648°C) with Grafoil packing.
•Standard 316 stainless steel, optional Alloy 400, and Alloy C276 construction.
•Valve stem back seating against the bevelled edge of bonnet in fully open position prevents maximum leakage through bonnet
when packing fails.
•Standard non-rotating stem disc and stem packing below the threads design
Handle- Standard SS316 bar handle, optional aluminum bar handle.
External Packing Bolt- allows packing adjustment without the valve disassembly.
Roll threaded and hard chrome plated stem-
is for long valve life.
Panel Mounting Nut- is standard and permits valve to panel or actuator.
Union Nut- prevents accidental disassembly of the valve in service.
Stem Packing below the threads- prevents media contamination and thread lubricant washout.
Stem Back Seating- in fully open position.
Non-Rotating Stem Disc at Closure- is for maximum metal seat life and positive seal.
Technical Date:
| Body Material: |
316 Stainless Steel/Hastelloy |
| Port Type: |
Thread |
| Size: |
1/4 in. 3/8 in. 1/2 in. 1inch |
| Handle: |
stainless steel |
| Working Pressure: |
6,000psig (414 bar) |
| Series |
NH Series |
Audited Supplier 
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