FS6400-L-04-04 ORFS to O-Ring Stud Straight- Long

FS6400-L-04-04 ORFS to O-Ring Stud Straight – Long | Steel Hydraulic Fitting

The FS6400-L-04-04 ORFS to O-Ring Stud Straight – Long is a precision-machined hydraulic adapter designed to connect a Male O-Ring Face Seal (ORFS) fitting to a Male O-Ring Boss (ORB) port of the same nominal size. The extended-body design provides additional reach and installation clearance, making it ideal for applications where standard-length adapters may not provide sufficient access.

Manufactured from high-strength steel and built to SAE 520122 standards, this long ORFS-to-ORB adapter delivers reliable, leak-free performance in high-pressure hydraulic systems while offering excellent durability and resistance to vibration and pressure fluctuations.

Specifications

• Part Number: FS6400-L-04-04
• Material: Steel
• Shape: Straight – Long Body
• Standard Compliance: SAE 520122
• Overall Adapter Length (OAL): 2.07 in

Thread Details

• Thread 1 Type: Male O-Ring Face Seal (ORFS)
• Thread 1 Nominal Size: 04
• Thread 1 Size: 9/16-18 UNF
• Thread 2 Type: Male O-Ring Boss (ORB)
• Thread 2 Nominal Size: 04
• Thread 2 Size: 7/16-20 UNF