Parker Needle Valve
- Manufacturer: Parker Instrumentation
- Product Family: U12L Series
- Actuation: T-Bar Handle
- Application: High Temperature Sampling Line, Process Control Line, Steam Blow Down Service
- Body Material: ASTM A182 F316 Stainless Steel
- Bonnet Type: Union
- End Connection: CPI Single Ferrule Compr. x CPI Single Ferrule Compr.
- End To End Distance: 3.4 in.
- Handle Material: SS
- Nominal Size: 12 mm x 12 mm
- Orifice Diameter: 0.312 in.
- Pressure Rating: 6000 PSIG CWP
- Seal Material: Grafoil
- Stem Material: ASTM A276/A564 316/630 Stainless Steel
- Stem Type: Regulating
- Temperature: -65°F to 1200 °F
Metering Valve; Type Angle; Actuation Type Turns Counter Handle; Nominal Size 1/8 Inch x 1/8 Inch; End Connection A-LOK Double Ferrule Compression x A-LOK Double Ferrule Compression; Body Material ASTM B283 Alloy C37700 Brass; Handle Material Aluminum Alloy; Temperature Rating -10 to 400 Deg F; Pressure Rating 250 PSIG CWP; Inclusions/Features 316 Stainless Steel Bonnet Nut/Lower Stem/Orifice/Stem Guide, Mica-Filled PTFE Orifice Liner, 302 Stainless Steel Spring, Steel Wave Washer, Acetal Friction Collar, Nylon Stem Washer, Alloy Steel Stem Guide Pin/Handle Set Screw, Stainless Steel Orifice Screw, ABS Plastic Handle, Fluorocarbon Rubber Lower Stem/Orifice/Bonnet/Stem Guide O-Ring; Application Test Panel, Injection/Precision Monitoring System; Orifice Diameter 0.002325 Square Inch; Flow Capacity 0.03 Cv; Seal Material Fluorocarbon RubberFeatures/Benefits
Bubble Tight Shut-Off; Special Fine Pitch Thread with 15 Turn Resolution is Isolated from Contact with Process Fluids; Non-Rotating/Non-Rising Valve Stem Design Provides Smooth, Non-Reversing Flow Characteristics; Special Orifice Liner Assures Long Life; 100% Function Tested for Actuation and Shut-OffSeries/Model Information
Parker HR Series Metering Valves provide the highest degree of precision metering for moderate pressure applications. A choice of seven precision ground, tapered flat, non-rotating and non-rising valve stems enable repeatable metering at flow capacities. With 15 stem turns, this valve offers the ultimate in precision flow control. This series also features shut-off capability not found in most metering valves.Inclusions
PTFE Connector O-Ring/Retainer Seal/Stem Seal, 316 Stainless Steel Stem Washer/Panel Mounting Nut/Seat Retainer/Packing Nut/End Connector, Stainless Steel Handle Set Screw