Flow Control Products and Check Valves

SFC KOENIG® flow restrictor and check valve products provide reliable, proven performance and easy installation for a wide range of applications. The KOENIG RESTRICTOR® and KOENIG CHECK VALVE® combine our industry-leading flow control and sealing expertise, with products that provide precise fluid control with low total costs. Using a unique, one-piece design, our flow restrictor and check valve models are available in a wide variety of sizes and pressure ratings, providing a precise orifice flow control solution.

Well-suited for deep-hole locations, the KOENIG RESTRICTOR is a proven, cost-effective restrictor that can be configured for your requirements. This one-piece flow restrictor features a durable, stainless-steel construction and is available in a variety of sizes and pressures.

KOENIG CHECK VALVE products provide precise flow control and incorporate our unrivaled metal-to-metal sealing technology that effectively prevents side leakage. Our check valves utilize a one-piece, ball-style, self-contained design for easy installation and dependable performance. Available in both forward-flow and reverse-flow models, KOENIG CHECK VALVE products are available in range of standard size diameters and flow rates.

Series RE – Restrictors
Use in liquids and gases: Throttle opening can be designed for the flow rate you require
Pressure to max: 210 bar
Sizes: 4-10mm

Check Valves
Foward & Reverse Flow Types
Cracking pressures: 0-2 bar
Pressure to max: 280 bar
Sizes: 5.5 & 8mm

Leader in
Sealing & Flow Control