Thread Check provides information on UNJ and UN threaded product compatibility. Contact us for additional details on UNJ thread and gage requirements.

Also known as JIC (Joint Industrial Council) fittings, these provide a tight seal on tubing that is flared to 37°. Choose from our selection of UNJ/UNJF (JIC) tube fittings, including over 275 …

2005年4月26日 · UNJ Bolt into UN Nut = In most cases an interference fit at the thread minor diameter; functional problems are possible.* The only difference between the internal UNJ …

INCH SCREW THREADS - UNJ PROFILE: Controlled Root Radius with Increased Minor Diameter The UNJ thread standard (ASME B1.15) defines a system of threads for highly …

UNJ bolts are like UNR, but the curve of the bolt thread root is even more gentle which requires the thread root to be shallower. In fact, the thread root is so shallow that the bolt thread cannot …

2025年2月8日 · Defines thread specifications, including UNC (Unified National Coarse) and UN8 (8 threads per inch), commonly used for stud bolts. Download the ASME B1.1 pdf standard …

The UNJ thread standard (ASME B1.15) defines a system of threads for highly stressed applications requiring high fatigue strength. It was derived from a military specification (MIL-S …

1991年7月25日 · Unlike the UNR thread series, which does not define a nut, the UNJ series includes specifications for internal threading, as of nuts. The UNJ GO ring gage accomodates …

The Special UNJ threads are designated by the nomenclature UNJS. J screw threads feature a root radius which improves the tensile stress area of the fastener and helps to reduce the …

2024年12月1日 · UNJ Bolt (external) into UN Nut (external) = Compatibility Issue – In most cases an interference fit at the thread minor may have minor diameter interference and functional …