Eaton’s HK Series coupling sets the industry standard
for ISO B Couplings. The HK Series features a rugged
ball latch mechanism with automatic self-sealing poppet
valves in a wide array of port configurations and multiple
valved and non-valved configurations.

• Meets dimensional requirements to ISO standard 7241-1 Series B
• The coupling that sets the industry standard
• Self-sealing poppet valve design provides excellent high and low pressure sealing
• Standard seal material: Buna-N
• Seal options available in PTFE, Neoprene, FKM, EPDM, and Kalrez®
• Standard body material: Zinc trivalent plated steel with
stainless steel springs, balls and retaining rings.
• PTFE back up rings in sockets (females)Product Features

Applications & Markets
• Agriculture
• Hydraulic Tool
• General Industry
• Construction
• Fluid Transfer
• Transportation
• Military
• Law Enforcement/Rescue
• Chemical
• Oil and Gas
• Consumer Products
• HVAC
• Food and Beverage
• Trucks
• Aerospace
• Medical