Miller® Smith® Series 40™ Heavy-Duty Single-Stage regulator regulators are extremely durable and contain our exclusive Sure Seat™ filtered seat technology for extended seat and regulator life in the most demanding industrial applications. They feature a stainless steel diaphragm which allows for use with liquid gases, all brass construction which will stand up to corrosive atmospheres and 2.5-inch (64 mm) brass case gauges.
Features
External Relief Valve - Protects regulator from damage due to inadvertent high pressure surge
Color Coded Labels - Supply performance capabilities and easy gas service identification
Stainless Steel Diaphragm - Resists damage and freeze-up if used with liquid gases for extended service life
Die-Cast "T" Bar Adjusting Screw - Provides comfort and durability
Delrin™ Bonnet Insert - Allows smooth, easy adjustment even at high pressure levels
Nickel Plated Bonnet - Along with brass body protect against corrosion
Dual Filters Including Sure Seat™ - Protects high pressure seat from debris for reliable operation and long service life
Shatter Resistant Gauge Lenses - 2-1/2" Brass gauges with Polycarbonate lenses resist damage and corrosion
