Technical Specification Item Hydraulic Coupler Body Quick Coupler Type Hydraulic Coupler Body Coupler Interchange Type HTMA Series FF Connection Type FNPT Coupler Thread Size 1/4-18 Coupler Body Size 1/4 Coupler Flow Rate 12.0 gpm Max. Pressure 5075 psi Coupler Body Material Zinc Plated Steel Sleeve Material Zinc Plated Steel Coupler Finish Clear Chromate Seal Type Buna N Operating Temp. Range -4 Degrees to 212 Degrees F Bearing Material Stainless Steel Coupler Connection Type FNPT Seal Material Buna Shut Off Flat Face Valve Design Tubular Locking Mechanism Standard Sleeve Lock For Use With Mfr. No. 6FFP25, 6FFP56UN Standards ISO 16028 Parker Interchange FEM251-4FP This listing is for each.