O Ring Boss Thread Chart

Sae o ring boss thread chart thread size measurement taken from outside diameter of male threads sae o ring boss fittings seal with an o ring at the base of the male fitting against a chamfered area on the female port.

O ring boss thread chart.

O rings for straight thread tube fitting bosses. Sae o ring o ring boss are straight thread fittings that seal using a o ring between the thread and the wrench flats of the fitting. The seal is made when the o ring is squeezed into the chamfer. The threads hold the connection mechanically.

The female port has a straight thread a machined surface minimal spotface and a chamfer to ac cept the o ring. O ring fittings can be either adjustable or non adjustable. Sometimes referred to as o ring boss the male connector has a straight thread and an o ring. The o ring seals against the machined seat on the female port.

Sae o ring boss fitting guide. Inch size dash size. Sae straight thread o ring o ring boss sae j1926 1 and iso 11296 1. A straight thread not tapered is used so that the o ring seals under compression.

Special order o ring materials. O rings for straight thread tube fitting bosses this class of o rings is primarily utilized in hydraulic tubing and fittings up to 3000 psi. The seal takes place by compressing the o ring into the chamfer. Because of their use in primarily high pressure applications these seals are normally supplied in 90 durometer material.