Nakakita NS737S-D Positioner Pressure Control Valve for L.O.
Item Specification :
Brand: Nakakita
Manufacturer: Nakakita Seisakusho
Product Type: Positioner / Pressure Control Valve
Model : NS737S-D
Tag Marking: PRESS. CONTROL VALVE FOR L.O.
Application: L.O. / Lubricating Oil Pressure Control
Input Signal: 20–100 kPa approx.
Output Pressure: 20–100 kPa approx.
Supply Pressure: approx. 140 kPa visible
Gauges: Signal, Output and Supply pressure gauges
Pressure Unit: kPa
Ports Marking: SUP, OUT.1, IN, OUT.2
Operation: Pneumatic control / valve positioning
Harbourline Ship Management offers a Nakakita NS737S-D Positioner / Pressure Control Valve for L.O., designed for marine pneumatic control systems where accurate pressure control and valve positioning are required.
This unit is fitted with three pressure gauges for monitoring signal, output and supply pressure, making it suitable for engine room control applications. The product plate shows Nakakita Seisakusho, Type NS737S-D, and the tag clearly mentions “PRESS. CONTROL VALVE FOR L.O.” This makes it a suitable replacement spare for lubricating oil pressure control systems and marine automation panels.
The internal mechanism includes a spring-loaded control assembly, linkage system, pressure ports and pneumatic control arrangement for regulating valve movement based on air signal and output pressure.
Features :
– Accurate pneumatic valve positioning
– Designed for L.O. pressure control application
– Three pressure gauges for easy monitoring
– Signal, output and supply pressure indication
– Heavy-duty marine-grade control valve body
– Spring and linkage type internal control mechanism
– Multiple pressure ports for control line connection
– Suitable for engine room pneumatic control systems
– Reliable replacement spare for ship machinery systems
– Manufactured by Nakakita Seisakusho
Application Field :
– Marine lubricating oil pressure control system
– Main engine L.O. control line
– Auxiliary engine pressure control
– Ship engine room automation system
– Pneumatic valve control system
– Marine control valve operation
– Oil pressure regulating system
– Industrial pneumatic control panels
– Ship repair and maintenance projects
– Marine spare replacement stock
WORLDWIDE DISPATCH FROM BHAVNAGAR, INDIA
A spare sitting on a shelf in Bhavnagar is of no use to a vessel berthed in Rotterdam — so our dispatch desk is reachable around the clock and built to move fast. We routinely arrange same-day air freight from Mumbai and Ahmedabad to the major bunkering and crew-change ports worldwide, with documentation, customs and port-agent coordination handled in-house so the part lands at the gangway exactly when the vessel needs it.
WHAT EVERY DISPATCH INCLUDES
- Same-day air freight from Mumbai and Ahmedabad to major bunkering and crew-change ports worldwide, with faster routing when the requirement is urgent.
- Customs paperwork, export documentation and port-agent coordination managed end-to-end by our own team — not handed off to a third party.
- Every spare inspected and signed off by our marine engineers before it leaves the store, with photographs of the actual part shared before the PO is issued.
Once your order is confirmed we provide a clear dispatch timeline, and consignments are packed and routed to clear customs and reach the vessel inside your planned port stay. To get an availability check, quotation and dispatch estimate within the same working day, send us the engine make, the part description and your port of delivery — call +91 98256 45515 or email harbourlineshipmanagement@gmail.com, and our emergency dispatch lines stay open 24/7.
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