6405-04-06 O-Ring to Pipe, Male ORB x Female NPT Adapter

6405-04-06 O-Ring to Pipe, Male ORB × Female NPT Adapter

The 6405-04-06 O-Ring to Pipe (Male ORB × Female NPT Adapter) is a hydraulic fitting designed to connect a 7/16-20 Male ORB (-04) port to a 3/8-18 Female NPT (-06) pipe thread. Manufactured from high-strength steel, this straight adapter provides a secure and leak-resistant transition between ORB hydraulic systems and NPT pipe-threaded connections.

Specifications

• Part Number: 6405-04-06
• Material: Steel
• Shape: Straight
• Thread 1 Type: Male O-Ring Boss (ORB)
• Thread 1 Size: 7/16-20 (-04)
• Thread 2 Type: Female National Pipe Thread (NPT)
• Thread 2 Size: 3/8-18 (-06)
• Sealing Type: O-ring (ORB side) + Thread sealant (NPT side)