John C. Ernst produces various products for process control.

As an authorized distributor for John C. Ernst Co., Kraft Industrial Supply provides products used in steam and other process lines. From mechanical flow meters to visual flow windows and flow switches, John C. Ernst has most types and configurations in stock for immediate shipment.

Sight Flow Indicators

Liquid Level Gauges - Tubular Glass

Kraft Industrial Supply stocks liquid level valve sets in both plain and automatic ball check type in both 1/2" & 5/8" NPT for both 5/8" & 3/4" OD Tubular Gauge Glass. We have a glass cutting machine and are able to supply tubular glass in any length required in outside diameters from 1/2" through 3/4" (Plain, Red Line, Heavy Wall Clear, Heavy Wall Red Line). Kraft Industrial stocks a variety of gauge glass washers and brass followers, as well as standard 3/16" diameter protective rods (cut to length).

Kraft Industrial Supply stocks High Pressure Clear, Red Line and Heavy Wall Gauge Glass and can cut any type to your required length.

Liquid Level Gauges - Flat Glass

Kraft Industrial Supply sells MacBeth brand replacement glass (plain, high pressure and reflex) for flat steam liquid level gauges. Manufactured by Corning Glass Works, MacBeth is the industry standard.  Kraft stocks mica and gaskets as well glass for these pads.

MacBeth Glass Dimensions

MacBeth Glass   Width:   1.300"-1.339"      Thickness:   .661"-.689"