100% helium leak tested to 1 x 10-4 ml/s for guaranteed performance and reliability
6000 psi pressure rating @ 200°F
Replaceable Delrin® seat and straight through porting for bidirectional, high capacity flow and easy roddable cleaning
Blow-out proof stem provides a secondary stem seal in the full open position
FKM o-ring seal and PTFE back-up ring below the stem threads to protect from corrosion and galling; PTFE packing optional (certain NPT sizes only)
All stems are 316 Stainless Steel
All stem threads are rolled for strength and ease of operation
One-piece bonnet with a metal-to-metal seal to the valve body below the bonnet threads
Slotted spring pin to prevent accidental loosening
Vinyl dust cap for bonnet and stem (non-packing)
Specifications
Material
316 Stainless Steel
Connection
1/2 in FNPT - 1/2 in FNPT
Orifice Size
0.187 in
Flow Coefficient
Cv 0.76
Seam Style & Type
All 316 Stainless Steel stems with FKM o-ring and PTFE back-up ring below the threads
Standards
All NOSHOK valve products conform to the MSS SP-99 instrument valves standards, and valves supplied with packing also conform to MSS SP-132 compression packing systems for instrument valves standard.