Providing Gage Solutions Since 1912

Quality

Service

Responsibility

Call Us: 440-953-3300 OH

936-321-7992 HOU

About

pmcgas2

A Premier Leader in Manufacturing the Highest Quality Plug Gages and Ring Gages, Dimensional Metrology Equipment & Instruments.

At PMC Lone Star and PMC Mercury our goal is to provide our customers with the highest quality plug gages & ring gages, service, and on time delivery available in the industry. We strive to continually upgrade our manufacturing capabilities and improve our technical abilities through continuing education of our employees and implementation of the latest technology. Our motto is customer awareness and service. It is this kind of service that sets us apart from the competition.

PMC Lone Star & PMC Mercury are proud to offer the following products:

  • API (American Petroleum Institute) Thread Plug & Ring Gages (Working & Master)
    • 8 Round Casing Plug & Ring Gages
    • Line Pipe Plug & Ring Gages
    • 8 Round & 10 Round Tubing Plug & Ring Gages
    • Buttress Casing Plug & Ring Gages
    • Extreme Line Casing Plug & Ring Gages
    • Regular Rotary (REG) Plug & Ring Gages
    • Numbered Connection (NC) Plug & Ring Gages
    • Full Hole (FH) Plug & Ring Gages
    • Internal Flush (IF) Plug & Ring Gages
    • Sucker Rod Plug & Ring Gages
    • Thread Profile Gages
    • Lead Setting Standard Gages
    • Thread Height Setting Standard Gages
  • Unified Inch Screw Thread Gages
    • Go & Not Go Thread Plug Gages
    • Go & Not Go Thread Ring Gages
    • Go & Not Go Truncated Thread Setting Plug Gages
    • Go & Not Go Hilo Thread Setting Plug Gages
  • Metric M Screw Thread Gages
    • Go & Not Go Thread Plug Gages
    • Go & Not Go Thread Ring Gages
    • Go & Not Go Truncated Thread Setting Plug Gages
    • Go & Not Go Hilo Thread Setting Plug Gages
  • Helical Coil Thread Plug Gages (STI)
  • Acme & Stub Acme Screw Thread Gages
    • Go & Not Go Thread Plug Gages
    • Go & Not Go Thread Ring Gages
    • Go & Not Go Truncated Thread Setting Plug Gages
    • Go & Not Go Hilo Thread Setting Plug Gages
  • Buttress Inch Screw Thread Gages
    • Go & Not Go Thread Plug Gages
    • Go & Not Go Thread Ring Gages
    • Go & Not Go Truncated Thread Setting Plug Gages
  • Cylindrical Plain Plug Gages – Classes XX, X, Y, Z
    • Reversible Plain Plug Gages
    • Taperlock Plain Plug Gages
    • Trilock Plain Plug Gages
  • Master Setting Discs – Class XX, X, Y, Z
    • Style 1 Master Setting Disc
    • Style 2 Master Setting Disc
    • Style 3 Master Setting Disc
  • Cylindrical Plain Ring Gages – Class XX, X, Y, Z
    • Steel Plain Ring Gages
    • Carbide Plain Ring Gages
  • Straight Pipe Thread Gages
    • NPSF
    • NPSM
  • Tapered Pipe Gages
    • NPT (National Pipe Taper)
    • NPTF (Aeronautical National Pipe Taper)
    • ANPT (National Pipe Taper Dryseal Pressure-Tight Joints)
    • NGT (National Gas Taper)
  • Dimensional Metrology Equipment
    • ContouReader™
    • SquareMaster™

pmcabout3

Our Plug Gages & Ring Gage Services Include:

  • Accredited inspection facilities
  • Manufacture of fixed and ground limit plug and ring gages – plain and threaded
  • Dimensional metrology equipment such as the ContouReader™ and SquareMaster™
  • PMC Lone Star is licensed by API to manufacture gages to Spec Q1 and certify gages to API Spec 5B; 7 & 11B.
  • Provide full calibration and certification services through A2LA ISO 17025
  • PMC Lone Star and PMC Mercury provides calibration services and delivers products to our customers worldwide who are engaged in a broad range of industries, such as:
    • Machine tool
    • Automotive
    • Aerospace
    • Defense
    • Oil and gas exploration
    • Canning
    • Sports equipment
    • Various precision metal working industries

The Mission of PMC Lone Star and PMC Mercury is to continually improve our quality management system while providing ever increasing customer satisfaction. Through the dedication and efforts of our management and our employees, PMC Lone Star and PMC Mercury has achieved our Mission of becoming top producers of the highest quality plug gages & ring gages in the industry and providers of top quality service for our customers.

Certifications

A2LA

AMTMA

ISA

API

BBB