Newsletter

March 2018 Gage Report

MRP SPEC 5B APP RELEASED! Ovality & Standoff Calculator The release of API’s Sixteenth Edition of the 5B Specification created questions for many of you. Well, Gagemaker has a new FREE tool to help you. Crest diameter and thread ovality are new inspection requirements. Gagemaker’s MRP® and MRP AIR® Gages inspect crest diameter and ovality […]

Crest Diameter and Ovality Gages – MRP® AIR Carbon Fiber

A Stronger, Lighter, and More Accurate MRP® Crest Diameter Gage… the MRP® AIR Thirty years ago, Gagemaker introduced the MRP® crest diameter and ovality gage which forever changed the industry. Now, we are redefining the industry again. Our new MRP® AIR Crest Diameter Carbon Fiber Gage is stronger, lighter, and MORE ACCURATE than ever. Also, […]

Gage Tip of the Month

March 2017

When using an MRP to inspect a coupling’s Pitch Diameter, mark the location of the MRP on the face of the 1st machined part, and record the gage reading. Leave this 1st machined part nearby to verify between each additional machined coupling that the gage is still set properly.

Crest Diameter and Ovality Gages – MRP®

Thirty years ago, Gagemaker introduced the MRP® crest diameter and ovality gage which forever changed the industry. Today, the MRP® series of gages is the industry standard worldwide. Whether you call it Crest Diameter, Root Diameter, or Ball PD, Pitch Diameter governs the strength of the actual thread assembly and ensures API dimensional measurement specs […]