Hydraulic Fitting, 3/8"X1/4" Female Flat Face O-Ring

Hydraulic Fitting, 3/8"X1/4" Female Flat Face O-Ring

The 6G-4FFORX Hydraulic Fitting is a MegaCrimp® female flat face O-ring coupling designed to deliver a dependable, leak-resistant connection in hydraulic hose assemblies. Featuring Gates’ patented “C” insert technology, this fitting provides even crimp force distribution for a concentric seal and allows compatibility across varying hose constructions and wall thicknesses. Built to simplify inventory while maximizing sealing performance, it keeps hydraulic systems tight and reliable—exactly how they should be under pressure.

Country of Origin
Varies by production batch

Key Features / Specifications

• Part Number: 6G-4FFORX
• Product Type: Female Flat Face O-Ring (FFORX) Hydraulic Fitting
• Coupling Style: MegaCrimp®
• Hose ID Compatibility: 3/8 in
• Fitting Nominal Size: 1/4 in
• Thread Size: 9/16"-18
• Thread Pitch: 18
• Nut Hex Size: 17 mm
• Stem Hex Size: 17 mm
• Overall Length: 3.08 in
• Cutoff Length: 1.98 in
• Seal Technology: Patented “C” insert for even crimp force distribution
• Compatibility: Works with multiple hose constructions and wall thicknesses, including one- and two-wire hoses

Ideal For

• Hydraulic hose assembly requiring flat face O-ring connections
• Applications demanding leak-resistant, concentric sealing performance
• Agricultural, construction, and industrial hydraulic systems
• Shops looking to reduce inventory complexity with versatile couplings
• High-pressure systems where consistent crimp performance matters