O Ring Boss Thread Chart

O rings for straight thread tube fitting bosses.

O ring boss thread chart.

The o ring seals against the machined seat on the female port. Sae o ring boss is typically seen in porting applications such as cylinders pumps motors and valves. 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. The seal is made when the o ring is squeezed into the chamfer.

The female port of the o ring boss has a sealing face chamfer and a straight thread. Sometimes referred to as o ring boss the male connector has a straight thread and an o ring. 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. Special order o ring materials.

A straight thread not tapered is used so that the o ring seals under compression. The female port has a straight thread a machined surface minimal spotface and a chamfer to ac cept the o ring. The threads hold the connection mechanically. Because of their use in primarily high pressure applications these seals are normally supplied in 90 durometer material.

Inch size dash size. O ring fittings can be either adjustable or non adjustable. The seal takes place by compressing the o ring into the chamfer. Sae o ring boss fitting guide.