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  • Sep 27, 2026
    Update date
  • Everyone
  • Android 6.0+
    Android OS

About O-Ring Master

GMORS O-Ring Master is the completed tool for standard rubber seal sizes.

GMORS O-Ring Master is the completed tool for standard rubber seal sizes.

When you use this APP, you do not need to have internet.

In addition to O-Ring sizes, it also includes the search functions of X-Ring and Back-Up Ring.

You can also use O-Ring Housing to choose suitable O-Ring in your application.

Main functions are as follows:

Dimension Search: O-Ring, X-Ring and Back-Up Ring.

- MM and Inch are both available.

- Full standard O-Ring series: AS568, METRIC, JIS B2401 P / G / S / V, JASO F404, GB / T 3452.1, BS 4518 and SMS 1586.

- Collocated Back-Up for AS-568 O-Ring.

- Substitutable O-Ring sizes within tolerance are available.

O-Ring Housing: Piston Sealing, Rod Sealing and Face Sealing.

- MM and Inch are both available.

- Support calculation for both Static and Dynamic sealing applications (Face sealing is with static calculation only).

- Up to 7 O-Ring standards (AS568, METRIC, JIS B2401 P / G / S / V, JASO F404, GB / T 3452.1, BS 4518 and SMS 1586) for most of size requirement of different groove design.

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Additional APP Information

Latest Version

5.0.2

Uploaded by

Quỳnh Kaka

Requires Android

Android 6.0+

Available on

Content Rating

Everyone

What's New in the Latest Version 5.0.2

Last updated on Sep 27, 2026

Regular maintenance and performance improvements.

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O-Ring Master Screenshots

O-Ring Master posterO-Ring Master screenshot 1O-Ring Master screenshot 2O-Ring Master screenshot 3O-Ring Master screenshot 4

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