FS6400-16-20 ORFS to O-Ring Stud Straight

FS6400-16-20 ORFS to O-Ring Stud Straight | Steel Hydraulic Fitting

The FS6400-16-20 ORFS to O-Ring Stud Straight is a straight hydraulic adapter designed to connect Male O-Ring Face Seal (ORFS) systems to larger Male O-Ring Boss (ORB) stud-style ports. It is used in high-flow hydraulic systems where a size increase transition is required while maintaining a reliable, leak-free sealing interface.

Manufactured from high-strength steel and engineered to SAE 520120 standards, this fitting provides excellent durability, corrosion resistance, and long service life in demanding industrial, construction, agricultural, and mobile hydraulic applications.

Specifications

• Part Number: FS6400-16-20
• Material: Steel
• Shape: Straight
• Standard Compliance: SAE 520120

Thread Details

• Thread 1 Type: Male O-Ring Face Seal (ORFS)
• Thread 1 Nominal Size: 16
• Thread 1 Size: 1-7/16-12 UNF
• Thread 2 Type: Male O-Ring Boss (ORB)
• Thread 2 Nominal Size: 20
• Thread 2 Size: 1-5/8-12 UNF