Instrument valves for permanent installation. They mount in part A-316, A-317, type C Manometer connections or Magnehelic® Gage and connect to metal tubing or 1/8" pipe.

Gage Connectors for Manometers. Molded nylon construction, threaded .786 x 27 N.S., with O-ring seal.

POPULAR MODELS

Model Number	Description	Price
A-310A	3-way vent valve, plastic, 1/8" NPT to 1/4" metal tubing, 80 psi rating, replaces former Model A-310 (brass).	£ 12.20
A-310B	3-way vent valve, plastic, 1/8" NPT to 1/4" metal tubing, 10 psi rating.	£ 8.90
A-311	Shut off valve, brass, 1/8" NPT to 1/8" NPT.	£ 12.90
A-312	Shut off valve, brass, 1/8" NPT to 1/4" metal tubing.	£ 13.60
A-355	Porting valve, acrylic plastic, 1/8" NPT inserts, used for convenient indication of pressure at two points with a single gage.	£ 36.40
A-365	Dual porting valve, acrylic plastic, 1/8" NPT fittings, for monitoring three pressures, two at a time, with one gage.	£ 60.80

*Prices quoted exclude carriage and VAT which will be added where appropriate in accordance with legislation in force at the date of supply. E&OE. Orders are accepted subject to Dwyer Instruments Ltd Standard Terms and Conditions of Sales and none others whatsoever.

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