90° American NPSM internal thread, 60° external conical surface

45° American JIC internal thread, 74° internal taper surface

90° American JIC internal thread, 74° internal taper surface

SAE American standard internal thread with a 90° internal taper

45° American SAE internal thread, 90° internal taper surface

90° American SAE internal thread 90° internal taper surface

Japanese metric internal thread with a 60° internal taper

45° Japanese metric internal thread, 60° internal taper surface

90° Japanese/British internal thread, 60° internal taper surface

US-standard ORFS internal threaded flat surface

45° US-standard ORFS internal threaded flat surface

90° US-standard ORFS internal threaded flat surface

Japanese-made flanges

45° threaded flange

90° Japanese flange

90° English internal thread, 60° external conical surface, double hexagon