Definition: Components for SAE J 1453 and ISO 8434-3 tube fittings system, including Nut, Functional nut, cutting ring, O-ring, bulkhead locknut, Eolastic seal ring called ED or WD ring, Metric Retaining Ring. It service to O-ring seal face connectors.
Method of ORFS Fittings Components usage:
1. Components for ORFS stud connector body, tube nut, tube, braze-on sleeve or par-flange sleeve, O-ring, The sealing way is by Nut push the sleeve to contact the metal flat and o- ring.

2. Sealing components for male stud connector such as follows:
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O-ring ISO 6149 Port | ED Ring Flat Face Port | O-ring+Retaining Ring |
1. Braze sleeve for Metric tube NB500-WF


If you need 2005 version of ISO 8434-3, please indicate as the following design:
Braze Sleeve BRSL-A and BRSL-B


2. Parflange Sleeve for Inch Tube NB300-F


3. Parflange Sleeve for Metric Tube NB500-F


4. Tube Nut NB200-F


As per ISO 8434-3 2005 Standard Tube Nut (NA) and high-strength tube nut(NB), please indicate styles.

5. Bulkhead Locknut for SAE ORB End


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