6401-06-04 O-Ring to Pipe, Male ORB x Male NPT Straight

6401-06-04 O-Ring to Pipe, Male ORB × Male NPT Straight

The 6401-06-04 O-Ring to Pipe (Male ORB × Male NPT Straight) is a hydraulic adapter designed to connect a 9/16-18 Male ORB (-06) port to a 1/4-18 Male NPT (-04) pipe thread. Manufactured from high-strength steel, this straight fitting provides a reliable, leak-resistant transition between ORB and NPT hydraulic systems.

Specifications

• Part Number: 6401-06-04
• Material: Steel
• Shape: Straight
• Thread 1 Type: Male O-Ring Boss (ORB)
• Thread 1 Size: 9/16-18 (-06)
• Thread 2 Type: Male National Pipe Thread (NPT)
• Thread 2 Size: 1/4-18 (-04)
• Sealing Type: O-ring (ORB side) + Thread sealant (NPT side)