Manufacturers of encapsulated o rings and industrial gaskets.
O ring slot dimensions.
Otherwise many bad things will happen to your design.
Metric o ring groove designs vary greatly and choosing the right one for your application is important for maximum o ring performance.
Make sure the squeeze is sufficiently high enough to seal but low enough to allow dynamic movements.
The proper o ring size is a fundamental aspect of proper o ring performance.
Smaller than 250 mm.
An o ring can perform sealing by means of squeeze under low pressure conditions.
O ring handbook parker hannifin o ring division europe.
O ring cross section and o ring groove design data from row inc.
This metric o ring groove design reference guide will help you find the right radius back up pressure and other o ring dimensions for basic applications.
Should not exceed 3 of the rod gland diameter for o rings with an i d.
Squeeze inches o ring cross section diameter in inches gland depth.
Whether your application conforms to u s japanese jis british bs or common metric sizing for o rings these o ring size charts will help you locate the right o ring size.
For o rings with an i d.
Review the general o ring groove design considerations before moving onto the.
Until now o ring standards have left a gap between the 1 8 and 3 16 nominal cross sections.
O ring size as 568 112 1 2 id x 3 32 w nominal dimensions gland depth f 090 000 001 from chart groove width g 144 003 from chart rod gland d c 2f 500 2 x 090 680.
The best o rings are useless without the right groove design which becomes increasingly important the more demanding the application environment.
In de signing this new group of o rings we left spacing in the part numbers to allow us to add additional sizes should they be required.
Smaller than 20 mm this is not always possible due to tolerance issues which can result in a greater o ring o d.
Nominal cross section o rings.
The extent of extrusion depends upon the hardness of o ring the pressure and the size of the clearance gap.
If the o ring quad ring x ring or square ring you need doesn t fit these standards custom.
Gland depth x groove width area of the gland must be larger than the cross section area of the o ring pi x r 2.
An o ring is contained in a gland and forced to flow into the surface imperfections of the glands and any clearance gaps available to it.
