Process Pressure Gauges

  • Dial sizes – 2 1/2″, 4″, 4 1/2″, 6″, or 8 1/2″
  • Liquid filled, dry, or digital
  • Internals – 316 SS, Monel, or Copper alloy
  • Cases – aluminum, chrome plated, steel, stainless steel, forged brass or phenolic
  • Mounts – bottom, back, u-clamp, or panel flanged
  • Lenses – laminated safety glass or plastic
  • Connections – 1/8, 1/4 or 1/2 NPT
  • Range – Vacuum to 20,000 psi
  • .5% Accuracy
  • Special ranges and artwork available from stock

Diaphragm Seals

Diaphragm seals are designed to protect instruments from severe applications. We carry diaphragm seals in all sizes, connections and materials, including seals for gauges, transmitters, switches and more. In addition, we attach instruments and fill systems, providing many options with quick delivery.

Available in:

  • Mini Seals
  • Full size
  • Sanitary
  • Welded
  • Seal Assemblies
  • Molded
  • Specialty

Needle Valves

These high quality, instrumentation grade needle valves are designed for heavy-duty process applications and

industrial applications. We carry a large inventory of hard seat (10,000 PSI) and soft seat (6,000 PSI) valves in

carbon steel and stainless steel. Needle valves are available in 1/4″ through 1″ NPT, straight or angle pattern,

male x male, female x female or male x female.

Available in :

  • Mini
  • Super Mini
  • Fully body
  • Hex body
  • Multi Port
  • Bleed
  • Long Body

Ammonia Refrigeration Gauges

Available in

  • liquid filled or dry
  • 2 1/2″, 4″, 4 1/2″, 6″, or 8″ dials
  • Bottom of flange mount 1/2″ or 1/4″ NPT connections
  • 316 SS tube and socket
  • Plastic or glass lenses


Available In:

  • Bi-metal dial, Scale, Digital
  • Bottom, back, swivel, angled, remote, or magnetic mounts
  • Dual scale F & C
  • All ranges available up to 1,000 F


We carry a full line thermowell styles. Thermowells are designed to protect temperature sensors of all types. We carry all sizes, connections and materials, offering thermowells for bimetal, industrial and filled system thermometers, RTDs, thermocouples and more. Standard thermowells are in stock for immediate delivery. We also have the ability to manufacture custom wells according to customer specifications.

Available in:

  • Standard
  • Lagging
  • Flanged
  • Ring type joint
  • Socket weld
  • Van Stone
  • Test Port


Pressure and Temperature in a single gauge

Available in:

  • Square or Round
  • Bottom or Back Mount
  • 2 1/2″, 3 1/4″, or 3 1/2″ faces
  • 1/4″ and 1/2″ connections
  • glass or plastic lenses
  • Custom stem lengths and dials


Accessories: Snubbers, Gauge Cocks, Needle Valves, Pigtails, Test Plugs, Sample Cases, Gauge Tools

Dials: Single or Dual Scale, Special Ranges, Custom Logos

Connections: SAE, BSP, Female,1/4″ HP Male, 9/16″ MP Male, Nickel Plated Socket and More

Case: Chrome Plated, Brass Case, Plastic Case

Services: Gauge Certification, Oxygen Cleaning, Repair, Diaphragm Seal Assembly and filling

Gauge Fills: Glycerine, Glycol, Silicone, Halocarbon

Additional Options: Glass Lens, Rubber Covers, Max Pressure Pointers, Back Flanges Front Flanges, U-Clamps, Adapters and more

Special Application Gauges: Mining, Refrigerant Tanker Truck, Dental, Food and Pharmaceutical, Paintball and more

Pressure Transmitters: 4-20mA, 1-5 Volt, 0-10 Volt