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HARD SEAT VALVE FEATURES
- Metal to metal hard seat design is 100% Helium leak tested
to 1 x 10-4 ml/s at 200 psi
- 10,000 psi pressure rating (@ 200°F maximum)
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STANDARD FEATURES FOR HARD SEAT & SOFT SEAT VALVES
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- Blow-out proof stem that provides a secondary stem
seal in the full open position
- Stem seal below the threads prevents thread contamination
- Viton® O-Ring and Teflon® back-up ring stem seals
- All 316SS stems (even in steel valves) for longer life
- Stem and bonnet threads are rolled for greater strength and smoother operation
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- One piece bonnet with a metal to metal seal to the valve body below the bonnet threads
- Bonnet lock pin to prevent accidental loosening
- Vinyl bonnet dust cap
- .187 inch orifice size
- Optional panel mount bonnet and panel nuts
- Electroless Nickel plated finish on carbon steel valves
- Electropolish finish on stainless steel valves
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| 600 SERIES - HARD SEAT BLOCK & BLEED VALVES |
| PART NUMBER |
CONNECTION |
MATERIAL |
| 602 MFC |
1/4" NPT Male-Female |
Steel |
| 604 MFC |
1/2" NPT Male-Female |
Steel |
| 602 MFS |
1/4" NPT Male-Female |
Stainless Steel |
| 604 MFS |
1/2" NPT Male-Female |
Stainless Steel |
| 602 FFC |
1/4" NPT Female-Female |
Steel |
| 604 FFC |
1/2" NPT Female-Female |
Steel |
| 602 FFS |
1/4" NPT Female-Female |
Stainless Steel |
| 604 FFS |
1/2" NPT Female-Female |
Stainless Steel |
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