Our Services


Conbraco Calibration Services provides fast turnaround, including FREE long-form certificates at competitive prices

Gages in bold are on our A2LA Scope of Accreditation Calibration Certificate #1736.01

  • Angle Gages
  • Backflow Test Kits
  • Bore Gages
  • Calipers
  • Caliper Checker
  • Chamfer Gages
  • CMM Spheres
  • Crest Check Gages
  • Custom Gages
  • Cylindrical Pins, Plugs & Rings
  • Depth Micrometers
  • Depth Micrometer Master
  • Durometers (A &D)
  • Feeler Gages
  • Gage Balls
  • Gage Blocks (English & Metric)
  • Gage Block Accessories
  • Gear Wires
  • Height Gages
  • Inside Micrometers
  • Indicators
  • Indicator Checkers
  • Levels
  • Micro-Hite Digital Height Gages
  • Mikemaster
  • Micrometer Length Standards
  • Outside Micrometers
  • Parallels
  • Pneumatic Screw Guns
  • Protractors
  • Pressure Gages,Working & Test
  • Pitch Gages
  • Radius Gages
  • Screw Thread Micrometers
  • Setting Master Discs
  • Snap Gages
  • Squares
  • Straight Edges
  • Surface Finish Gages (Ra)
  • Tapered Thread Plugs & Rings
  • Thickness Gages
  • Threaded Rings, Adjustable
  • Threaded Plugs, Working & Set
  • Threaded Wires
  • Torque Wrenches
  • Torque Multipliers
  • V-Blocks

Contact us about any other calibration service you don't see listed.

Calibration & Repair of Backflow Test Kits

Conbraco Calibration Services provides calibration of Conbraco, Apollo Valves, Mid-West Instruments, and other backflow test kits at competitive prices! Our calibrations are traceable to NIST and conform to ASSE 1064 and ASME B40.1.

We are a Mid-West Instrument factory-authorized service center.

Standard Calibration NIST traceable calibration with certificate. Turnaround for standard calibration is 3 to 5 working days!
Minor Repair NIST traceable calibration with certificate including cleaning and corrections needed to properly calibrate your unit.
Standard Repair NIST traceable calibration with certificate including replacement of minor parts (o-rings, filters, etc.)
Major Repair NIST traceable calibration with certificate including major rebuilding of unit with diaphragm replacement.

Shipping Instructions

Please securely package your gage and all hoses to ensure it is not damaged during shipping. Let us know if you are having problems with your kit.

Parts Inspection

Conbraco Calibration Services offers inspection services. We will perform inspections on customers' parts to include appropriate inspection reports.

  • Send your parts to Conbraco Calibration Services for all of your inspection needs.
  • First Article Inspections are among the varied tasks performed by Conbraco.
  • Conbraco Calibration Services has professional and highly-trained technicians.
  • Measuring equipment includes:
    • Coordinate Measuring Machine
    • Optical Comparators
    • Helios Linear Measuring Machines
    • Edmunds Gage Block Comparator
    • Hardness Testers
    • Laser Gaging

Unless otherwise agreed to during the order and review process, we will use methods defined in our internal calibration procedures. These procedures are developed from international or national standards, from reputable technical organizations such as ASME, ANSI, or Federal Specifications, from reputable scientific texts or journals, or from appropriate manufacturer's calibration methods.

Our quality system and calibration program help make Conbraco Calibration Services a leader in our industry, and can help you be a leader in yours!