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KIS-FF ISO 16028 Flat Face Hydraulic Quick Coupling
The KIS-FF ISO 16028 Flat Face Hydraulic Quick Coupling is designed for clean, efficient and reliable connection of hydraulic lines. Manufactured according to ISO 16028, it features a flat face poppet design that minimizes air inclusion during connection and reduces fluid loss during disconnection.
With low pressure drop, easy cleaning and a safety sleeve lock, the KIS-FF Flat Face Hydraulic Quick Coupling provides reliable performance for mobile hydraulic equipment, construction machinery and industrial hydraulic systems.
Key Features
ISO 16028 Standard
Designed to meet ISO 16028 requirements, providing interchangeability with compatible flat face hydraulic couplings.
Flat Face Valve Design
The flush-faced poppet minimizes air entry during connection, reduces fluid leakage during disconnection and allows easy cleaning and maintenance.
Low Pressure Drop
Optimized internal flow passages help reduce pressure loss and improve hydraulic system efficiency.
Safety Sleeve Lock
The safety locking sleeve prevents accidental disconnection during operation and improves connection reliability.
Push-to-Connect Operation
The push-to-connect design enables fast connection and supports convenient one-hand operation.
Durable Construction
The coupling and nipple are precision machined from solid bar stock. The nipple is hardened to improve wear resistance and service life.
Applications
The KIS-FF ISO 16028 Flat Face Hydraulic Quick Coupling is suitable for:
- Construction machinery
- Excavators and loaders
- Agricultural machinery
- Hydraulic attachments
- Mobile hydraulic equipment
- Industrial hydraulic systems

Technical Overview
| Standard | ISO 16028 | Seal Material | NBR |
| Valve Type | Flat Face Poppet Valve | Size Range | 1/4" – 1" |
| Locking Type | Safety Sleeve Lock | Rated Pressure | 25–31.5 MPa |
| Connection Type | Push-to-Connect | Rated Flow | 11–185 L/min |
| Material | Zinc Chromate Plated Steel | Temperature Range | -20°C to +80°C |
| Nipple | Hardened Zinc Chromate Plated Steel |
Interchangeability
Cross-reference examples include:
- Parker FE / FF / FEM Series Type
- Hansen QA2900 Series Type
- Foster FF Series Type
- Faster FF Series Type
- CEJN X62 Type

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