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UQD Test Guide

Lab guides for verifying our UQD (handmate) and UQDB (blindmate) quick disconnects against the OCP Universal Quick Disconnect Specification v2.0.0 (effective 2026-09-22).

Products in scope: UQD02 · UQD04 · UQD06 · UQD08 · UQDB02 · UQDB04 · UQDB06 · UQDB08

  • New to the lab?


    Start here. Picture-first guides that show how each test rig is built and how the test is run, step by step.

    How to use the guides

  • Which tests, in which order?


    One diagram of all tests, which samples they use and how they connect.

    Test overview

  • Symbols


    Pictures of every symbol in the test circuits and drawings: what it looks like and what it means.

    Open the symbols

  • Test logger (9.1.5)


    Interactive tool for the lab: values for your size, tick-box steps, a cycle logger that checks the 30 psi spike limit live, pass/fail per pair, CSV export and print.

    Open the logger

  • 9.1.5 Seal Washout


    Connect and disconnect under 6.9 bar and 2 × rated flow at 60 °C, without washing out a seal.

    Open the guide

  • Reference documents


    The full engineering documents: parameters, test plan, backlog of open points, detailed test instructions and symbols.

    01 Overview

Open points

The specification is missing data in several places. Our interpretations are marked internal proposal and every open point has an ID in the backlog. Check the backlog before you start a test.