Soft Seat Stainless Steel Needle Valves
500 Series 
¬ Soft seat design for a
bubble tight seal.
¬ 6000 psi pressure rating
(@ 200oF maximum).
¬ Replaceable Delrin
seat.
¬ Straight through porting
for bi-directional, high capacity flaw and easy roddable
cleaning.
¬ Blow-out proof stem that
provides a secondary stem seal in the full open position.
¬ Stem packing below the
threads prevents thread galling and contamination.
¬ Viton (R) O-Ring &
Teflon back-up ring stem seals.
¬ All 316SS stems for longer
life.
¬ Stem and bonnet threads
are rolled for greater strength and smoother operation.
¬ Stem and bonnet sealing
surfaces are burnished to a 16 RMS mirror finish.
¬ One piece bonnet with a
metal to metal seal to the valve body below the bonnet threads.
¬ Bonnet lock pin to prevent
accidental loosening.
| Dimensions |
| Valve Body |
316 Stainless Steel |
| Bonnet |
316 Stainless Steel |
| Valve Stem |
316 Stainless Steel |
| Handle |
316 Stainless Steel |
| Handle Set Screw |
18-8 Stainless Steel |
| Bonnet Lock |
18-8 Stainless Steel |
| Panel Mount Lock |
18-8 Stainless Steel |
| Stem Seals |
Vitron O-Ring & Teflon Back up Ring |
¬ Vinyl bonnet and stem dust
cap.
¬ .187 inch orifice size.
Maximum Cv .83.
¬ Optional panel mount
bonnet and panel nuts.
¬ Electro-polish finish on
stainless steel valves.
|
