Product

Colour Flow Needle Valve

Compact valve with micrometer adjustment for fine throttling, with coloured rings indicating the number of turns open.

Instrumentation Valves

A compact valve with micrometer adjustment for fine throttling service with colored ring indicators for complete turns of opening.

Heat-code traceable · 100% tested

Precision flow control for accurate throttling and regulation.
Fine flow adjustment through a precision-machined needle and seat.
Compact and robust construction for reliable operation.
Wide range of materials of construction to suit different process media.
Multiple end connections available as per piping requirements.
Leak-tight shut-off for dependable isolation.
High-pressure and high-temperature options available.
Excellent repeatability for precise flow adjustment.
Low operating torque for smooth and easy operation.
Customizable configurations including size, pressure class, material and connection type.

Tube OD range: 1/4 in, 3/8 in, 1/2 in, 3/4 in, 1 in
Size range: 1/4 in, 3/8 in, 1/2 in, 3/4 in, 1 in, 1-1/2 in
Max working pressure: up to PN200, PN400
Thread systems: NPT, BSPP, BSPT
Body materials: CS, SS 304, SS 316, Brass
Temperature: -29°C to +204°C
Testing: Every valve is tested before despatch, with complete component traceability

7 of 7 configurations

5 of 5 configurations

Colour Flow Needle Valve — MODEL No. CNR — ORDERING INFORMATION :. Both metric and imperial columns are present; the toggle changes emphasis only.

R	DENOTES TYPE OF THREAD - R - GAS THD. DIN - 259 259 N - NPT ANSI B 2.1
8	DENOTES SIZE OF THREAD - IN MULTIPLES OF 1/16” FOR EXAMPLE - 1/4” IS 4. 1/2” IS 8 etc.
S	MATERIAL : S-STEEL, b-BRASS
-	SPINDLE : NO SYMBOL :- STANDARD SPINDLE M : FINE METERING SPINDLE
V	SEAL MATERIAL : NO SYMBOL - BUNA’N’ SEAL V - VITON SEAL

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