Fittings

 
We stock and sell a wide range of instrumentation, industrial, and sanitary fitting products in fractional inch and metric sizes, materials, configurations, and styles. Need something special? We offer design, proto-type, and fabrication services in addition to system and installation training.
 
 
Instrument Tube Fittings
pdf
  • Double Ferrule design
  • Low assembly torque
  • Leak free connection after assembly and re-assembly
  • Standard in 316 stainless, brass, and alloy 400
  • Special materials available upon request
  • Size ranges 1/16" to 2" and 2mm to 38mm tube
  • Fully gaugeable with gap inspection gauge
  • Sure ring collar for sufficient pull up
  • Electric and manual swaging tools available
 
Instrument Pipe Fittings

pdf
  • Precision pipe fittings for instrumentation
  • Available in threaded or weld connections
  • Precision threads for leak-free system
  • Socket weld ports are tapered for easy alignment
  • Standard in 316 stainless, brass and carbon steel
  • Size range 1/8" to 2" NPT
  • Working pressure in accordance with ANSI B 31.1 and ANSI 31.3
  • Many connections available including BSP, NPT, Straight, and Tapered
 
High Purity Face Seal Fittings
pdf
  • High purity seal design
  • Metal gasket face seal
  • Size ranges 1/8" to 1" O.D. tube
  • Standard in 316L and VAR stainless



  • Heat code traceable * High purity electropolished I.D.
  • Ultrasonic cleaning with DI water
  • Leak free performance from critical vacuum to positive pressure
     
 
Mini High Purity Weld Fittings
pdf
  • Mini and long tube design
  • Standard in 316L and VAR stainless
  • Heat code traceable
  • High purity internal electropolished surface


Weld Fittings    
     
 weldfitting Hy-Lok weld fittings range from 1/8” T to 1” T for tube to tube configurations and 1/8” NPT to 1” NPT for tube to male and female pipe configurations   
pdf                                                  
                        InstWeld  
     
     
37° Flare JIC    
     
 flare pdf
  • Standard in 316 stainless, brass, and carbon steel
  • Variety of end connections include MS/SAE straight thread, NPT/ISO male and female threads
  • Size ranges 1/8" to 2" and 6mm to 50mm
     
JIS & SAE Fittings    
pdf

  • Standard in 316 stainless, brass, and carbon steel
  • Variety of end connections include MS/SAE straight thread, NPT/ISO male and female threads
  • Size ranges 1/8" to 2" and 6mm to 50mm
     
DIN 2353    
     
 din pdf
Hylok DIN 2353 is available in brass, carbon steel, and stainless steel with a size range of 4mm to 42mm combined with a wide selection of configurations.
 
     
ZCR Face Seal Fittings    
     
 zcr pdf
Metal gasket seal meets or exceeds specifications of the semiconductor industry, for tube connections to 1” O.D. Hy-Lok ZCR fittings have been tested to hold and exceed a leak rate of 10-9 torr.
     
ZCO O-Ring Face Seal Fittings  
   
 zco pdf
Made up of three basic components: female nut, gland, and body. The body contains a viton O-ring which is standard. Other o-ring materials are available on request.
     
High Pressure Cone and Thread Fittings
 
 hpmain pdf
High Pressure Cone and Thread Fittings
Offering the capability to reach extreme high pressures up to 60,000 PSI, fitting designs include medium and high pressure, with a Sour Gas option.
     
Sanitary  
   
 sanfit We stock ASME BPE & FDA compliant weld and clamp fittings for the Biopharmaceutical, Food & Beverage, and Life Sciences industries. We carry a large local inventory of traceable extended tangent orbital weld and Tri-Clamp fittings and tubing. Need custom designed and fabricated ASME BPE compliant fittings and components?
   
Calibration Fittings for DP Transmitters
 
 calibration pdf
  • Quick Access for Transmitter Calibration
  • Saves Time, Lowers Costs
  • Straight Threads Eliminate Galling
  • Standard Material 316 Stainless Steel

  •    
    Heat Exchanger Plug
              heatexchangerplug
                                         
                            heatexchangerdraw

     pdf

    • Extends the Life of Heat Exchanger Tube Bundles
    • Easy Installation
    • Positive Sealing
    • Low Cost


    Dielectric Fittings
            dielectric
    • 316 stainless steel for use in harsh environments
    • Thermoplastic insulation
    • Gageable Hy-Lok tube fittings or pipe thread end connections (NPT/BSP)
    • Electrical Resistance of Insulators at 70ºF (20ºC)
    • -40 to 200 ºF / -40 to 93 ºC
       
    CGA Fittings  
              CGA Midwest Process Controls offers Compressed Gas Association (CGA) fittings for use with various gases. The Compressed Gas Association is the group that established standards in the gas industry for fittings which are used to attach to gas cylinders. For nearly a century, the Compressed Gas Association has been dedicated to the development and promotion of safety standards and safe practices in the industrial gas industry. CGA fitting standards are developed through the combined efforts of more than 200 member companies worldwide.
       
    Push On Fittings  
        pushon pdf
    Push On Fittings Hy-Lok push-on hose fittings are used in many applications across industries. The push-on hose fitting design eliminates the need for clamps and allows them to be re-useable. Standard configurations include straight connectors, elbows, and unions with end connections in male NPT, female NPT, Hy-Lok tube stub, and Hy-Lok tube fitting.
       
    Hose Connectors  
       Connectors pdf
    Hy-Lok reusable hose connectors are used in many applications, providing quick and easy installation for soft plastic or rubber hose. They are available in sizes up to 3/4" in stainless steel and brass. End connections include male and female NPT, Hy-Lok tube stub, and Hy-Lok tube fitting.

       
    Brass Fittings

    Brass Pipe Fittings Hose Barb Push-On Hose Barb
    Garden Hose SAE 45° Flare Inverted Flare
    JIC 37° Brass Adapters POL (Bottled Gas) Compression Fittings
    Flareless Metric Fittings Push-In Fittings
    Steel Grease Fittings Air Brake - Nylon Tubing Air Brake - Copper
     Air Brake - Hoses/Ends D.O.T. Push-In Air Brake Accessories 
    Drain Cocks Shut-Off Cocks Brass Air Cocks