
• Model : WC511
• Size : 3″, 4″, 6″, 8″
• Side Mounting type
• MAT’ L : Carbon Steel , Stainless Steel

• Model : WC512
• Size : 3″, 4″, 6″, 8″
• Bottom Mounting type
• MAT’ L : Carbon Steel , Stainless Steel

• Model : WC501
• Size : 2″~ 16″
• 90º Swivel type
• MAT’ L :Carbon Steel , Stainless Steell
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• Model : WC502
• Size : 2″ ~ 16″
• 180º Swivel type
• MAT’ L : Carbon Steel , Stainless Steelo.
Model NK-FC511,512 float check valve is side-mounted type to install in water sump of floating roof deck and Model NCC51 is bottom mounted type to install under water sump of floating roof deck.
Model NK-SJ501,502 feature a double row of ball bearings to ensure alignment and load carrying ability. These are available in cast iron, steel and stainless steel. The swivel joints are fully sealed units specifically designed for submerged service in such as articulated pipe drain system for floating roof tank.