Noshok 502-FFS

500 Series 1/4" NPTF - 1/4" NPT F Steel Soft Seat Needle Valve

Order #: 502-FFS

Mfg #: 502-FFS

Special Price $157.89 Regular Price $164.47

Availability: Ships in 3-4 weeks

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1/4" NPT F - F 316SS Soft Seat Needle Valve
100% helium leak tested to 1 x 10-4 ml/s for guaranteed performance and reliability
6,000 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)