O Ring Boss Thread Chart

The female port of the o ring boss has a sealing face chamfer and a straight thread.

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. The threads hold the connection mechanically. The seal takes place by compressing the o ring into the chamfer. A straight thread not tapered is used so that the o ring seals under compression.

Sae o ring boss is typically seen in porting applications such as cylinders pumps motors and valves. Because of their use in primarily high pressure applications these seals are normally supplied in 90 durometer material. Sometimes referred to as o ring boss the male connector has a straight thread and an o ring. The female port has a straight thread a machined surface minimal spotface and a chamfer to ac cept the o ring.

Sae o ring boss fitting guide. The seal is made when the o ring is squeezed into the chamfer. 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. 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.

O rings for straight thread tube fitting bosses. Sae straight thread o ring o ring boss sae j1926 1 and iso 11296 1. The o ring seals against the machined seat on the female port. Inch size dash size.