Dixon's Block and Bleed Needle Valve allows pressure to be bled off without disturbing the permanent piping installation allowing quick and easy removal or replacment instruments.
Features
- FKM O-ring seal and PTFE back-up ring below the threads protects from corrosion and galling
- Stem threads are rolled for strength and ease of operation
- Metal-to-metal hard seat design is 100% helium leak tested to 1 x 10-4 ml/s at 200 PSI
- Orifice size is 0.187 in., flow coefficient: 0.44
- All stems are 316 stainless steel
- 0.090 in. bleed hole located on bottom is controlled by a ¼"-20 UNF-2A bleed screw
Specifications
- Thread Size: 1/2 in. - 14
- Orifice: 0.187 in.
- Thread: NPT
- Material: Zinc Nickel Plated Steel
- Seal: FKM O-ring
- Seat: Hard Seat
- Pressure Rating: 10000 PSI at 200°F (10000 PSI at 94°C)
- Handle Style: T-Design
- WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
