NOSHOK 2020/2120 Series 2-Valve Liquid Level Manifold Valves Hard Seat & Soft Seat
- Designed for use with differential pressure transmitters in liquid level applications
- Available in either single flange or double flange connection for direct installation
- 100% helium leak tested to 1 x 10-4 ml/s for guaranteed performance and reliability
- 2020 Series hard seat valves have 10,000 psi pressure rating @ 200 °F
- 2120 Series soft seat valves have 6,000 psi pressure rating @ 200 °F
- 2120 Series valves also feature a replaceable Acetal 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 or Graphite packing optional
- 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 caps for bonnets and stems (non-packing)