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O-Ring Master


This app is only available on the App Store for iOS devices.


GMORS O-Ring Master is the completed tool for standard rubber seal sizes.
When you use this APP, you don't 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.

What's New in Version 2.0

In O-Ring Housing calculator, O-Ring size is not only limited in AS568 standard anymore.
JIS B2401 P/G/S/V, JASO F404, METRIC, GB/T 3452.1, BS 4518 and SMS 1586 are now added to fit your needs.

iPhone Screenshots

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O-Ring Master
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  • Free
  • Category: Utilities
  • Updated:
  • Version: 2.0
  • Size: 9.9 MB
  • Language: English
  • Seller:

Compatibility: Requires iOS 8.0 or later. Compatible with iPhone 5s, iPhone 6, iPhone 6 Plus, iPhone 6s, iPhone 6s Plus, iPhone SE, iPhone 7, iPhone 7 Plus, iPhone 8, iPhone 8 Plus, iPhone X, iPad Air, iPad Air Wi-Fi + Cellular, iPad mini 2, iPad mini 2 Wi-Fi + Cellular, iPad Air 2, iPad Air 2 Wi-Fi + Cellular, iPad mini 3, iPad mini 3 Wi-Fi + Cellular, iPad mini 4, iPad mini 4 Wi-Fi + Cellular, 12.9-inch iPad Pro, 12.9-inch iPad Pro Wi-Fi + Cellular, 9.7-inch iPad Pro, 9.7-inch iPad Pro Wi-Fi + Cellular, iPad (5th generation), iPad Wi-Fi + Cellular (5th generation), 12.9-inch iPad Pro (2nd generation), 12.9-inch iPad Pro Wi‑Fi + Cellular (2nd generation), 10.5-inch iPad Pro, 10.5-inch iPad Pro Wi‑Fi + Cellular, and iPod touch (6th generation).

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